/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:03:16,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:03:16,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:03:16,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:03:16,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:03:16,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:03:16,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:03:16,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:03:16,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:03:16,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:03:16,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:03:16,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:03:16,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:03:16,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:03:16,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:03:16,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:03:16,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:03:16,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:03:16,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:03:16,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:03:16,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:03:16,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:03:16,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:03:16,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:03:16,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:03:16,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:03:16,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:03:16,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:03:16,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:03:16,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:03:16,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:03:16,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:03:16,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:03:16,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:03:16,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:03:16,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:03:16,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:03:16,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:03:16,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:03:16,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:03:16,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:03:16,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 18:03:16,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:03:16,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:03:16,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:03:16,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:03:16,837 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:03:16,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:03:16,838 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:03:16,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:03:16,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:03:16,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:03:16,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:03:16,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:03:16,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:03:16,839 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:03:16,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:03:16,839 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:03:16,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:03:16,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:03:16,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:03:16,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:03:16,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:03:16,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:16,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:03:16,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:03:16,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:03:16,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:03:16,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:03:16,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:03:16,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:03:16,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:03:17,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:03:17,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:03:17,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:03:17,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:03:17,196 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:03:17,197 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2020-10-12 18:03:17,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4bfd9004a/5c7dff3708324aa59152a818d2056e50/FLAGe7110484d [2020-10-12 18:03:17,806 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:03:17,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2020-10-12 18:03:17,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4bfd9004a/5c7dff3708324aa59152a818d2056e50/FLAGe7110484d [2020-10-12 18:03:18,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4bfd9004a/5c7dff3708324aa59152a818d2056e50 [2020-10-12 18:03:18,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:03:18,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:03:18,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:18,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:03:18,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:03:18,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389f1ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18, skipping insertion in model container [2020-10-12 18:03:18,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:03:18,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:03:18,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:18,623 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:03:18,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:18,763 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:03:18,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18 WrapperNode [2020-10-12 18:03:18,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:18,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:03:18,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:03:18,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:03:18,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... [2020-10-12 18:03:18,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:03:18,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:03:18,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:03:18,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:03:18,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:18,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:03:18,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:03:18,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:18,974 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:03:18,974 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:03:18,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:03:18,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:18,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:03:18,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:03:18,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:03:18,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:03:18,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:03:18,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:03:18,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:03:18,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 18:03:18,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:03:18,979 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:03:18,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:18,979 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:03:18,979 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:03:18,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:03:18,980 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:03:18,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:03:18,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:18,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:18,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:03:18,982 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:03:18,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:03:18,984 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:03:18,984 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:03:18,984 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:03:18,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:03:18,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:03:18,985 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:03:18,985 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:03:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:03:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:03:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:03:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:03:18,986 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:03:18,987 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:03:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:03:18,989 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 18:03:18,989 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:18,989 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:03:18,989 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:03:18,989 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:03:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:03:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:03:18,990 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:03:18,991 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:03:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:03:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:03:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:03:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:03:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:03:18,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:03:20,050 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:03:20,051 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:03:20,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:20 BoogieIcfgContainer [2020-10-12 18:03:20,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:03:20,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:03:20,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:03:20,067 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:03:20,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:03:18" (1/3) ... [2020-10-12 18:03:20,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ce77f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:20, skipping insertion in model container [2020-10-12 18:03:20,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:18" (2/3) ... [2020-10-12 18:03:20,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64ce77f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:20, skipping insertion in model container [2020-10-12 18:03:20,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:20" (3/3) ... [2020-10-12 18:03:20,072 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product54.cil.c [2020-10-12 18:03:20,083 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:03:20,092 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:03:20,106 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:03:20,140 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:03:20,140 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:03:20,140 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:03:20,141 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:03:20,142 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:03:20,142 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:03:20,142 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:03:20,143 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:03:20,173 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-12 18:03:20,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:03:20,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:20,184 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] [2020-10-12 18:03:20,185 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:20,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:20,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1513268006, now seen corresponding path program 1 times [2020-10-12 18:03:20,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:20,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [819170503] [2020-10-12 18:03:20,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:20,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:20,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:21,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:22,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:23,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:24,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:24,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:03:24,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:03:24,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4462 [2020-10-12 18:03:24,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:24,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:03:24,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:24,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:03:24,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-12 18:03:25,367 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:25,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:25,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-12 18:03:25,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:25,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:25,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:25,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:25,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:25,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:25,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:25,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:25,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:25,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:25,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:25,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:25,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:03:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:25,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:25,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:25,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:03:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:25,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:25,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:25,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:25,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:25,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:03:25,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:25,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:25,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:25,561 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [819170503] [2020-10-12 18:03:25,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:25,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:03:25,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118168106] [2020-10-12 18:03:25,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:03:25,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:25,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:03:25,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:03:25,588 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 7 states. [2020-10-12 18:03:26,030 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:27,319 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:27,664 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:27,930 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:28,634 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:28,959 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:30,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:30,225 INFO L93 Difference]: Finished difference Result 442 states and 601 transitions. [2020-10-12 18:03:30,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 18:03:30,227 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:03:30,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:30,245 INFO L225 Difference]: With dead ends: 442 [2020-10-12 18:03:30,245 INFO L226 Difference]: Without dead ends: 270 [2020-10-12 18:03:30,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:03:30,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-10-12 18:03:30,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 236. [2020-10-12 18:03:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-12 18:03:30,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 293 transitions. [2020-10-12 18:03:30,378 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 293 transitions. Word has length 46 [2020-10-12 18:03:30,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:30,379 INFO L479 AbstractCegarLoop]: Abstraction has 236 states and 293 transitions. [2020-10-12 18:03:30,379 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:03:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 293 transitions. [2020-10-12 18:03:30,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-12 18:03:30,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:30,384 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:03:30,385 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:03:30,385 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:30,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:30,385 INFO L82 PathProgramCache]: Analyzing trace with hash -164117201, now seen corresponding path program 1 times [2020-10-12 18:03:30,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:30,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [952897239] [2020-10-12 18:03:30,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:30,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:30,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-12 18:03:35,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:03:35,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-12 18:03:35,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:03:35,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:35,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-12 18:03:35,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,715 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:35,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:35,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-12 18:03:35,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:35,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:35,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:03:35,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:35,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:35,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:35,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:35,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:35,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:35,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:35,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:35,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:35,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:35,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:35,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 18:03:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:03:35,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:35,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-12 18:03:35,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:35,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:03:35,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:35,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:35,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:35,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:35,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:35,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:03:35,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:35,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:35,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:03:35,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:35,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:36,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:36,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:03:36,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:36,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:03:36,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:36,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 18:03:36,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:36,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:03:36,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:03:36,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:36,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:36,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:36,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:36,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:36,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:36,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:36,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:36,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:36,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:36,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:36,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:36,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:36,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-12 18:03:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:36,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:36,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:36,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:36,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 18:03:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:36,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:36,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:36,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:36,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:36,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:36,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:36,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:36,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [952897239] [2020-10-12 18:03:36,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:36,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-12 18:03:36,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770599476] [2020-10-12 18:03:36,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 18:03:36,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:36,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 18:03:36,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:03:36,201 INFO L87 Difference]: Start difference. First operand 236 states and 293 transitions. Second operand 12 states. [2020-10-12 18:03:36,760 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:37,533 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:37,884 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:38,166 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:38,542 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:38,948 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:39,237 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:03:39,585 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:39,886 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:03:40,261 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:40,547 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:40,833 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:41,101 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:42,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:42,526 INFO L93 Difference]: Finished difference Result 668 states and 943 transitions. [2020-10-12 18:03:42,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-12 18:03:42,527 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 80 [2020-10-12 18:03:42,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:42,535 INFO L225 Difference]: With dead ends: 668 [2020-10-12 18:03:42,536 INFO L226 Difference]: Without dead ends: 456 [2020-10-12 18:03:42,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2020-10-12 18:03:42,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2020-10-12 18:03:42,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 382. [2020-10-12 18:03:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-10-12 18:03:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 480 transitions. [2020-10-12 18:03:42,630 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 480 transitions. Word has length 80 [2020-10-12 18:03:42,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:42,631 INFO L479 AbstractCegarLoop]: Abstraction has 382 states and 480 transitions. [2020-10-12 18:03:42,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 18:03:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 480 transitions. [2020-10-12 18:03:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-12 18:03:42,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:42,635 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:03:42,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:03:42,636 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:42,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:42,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1777439547, now seen corresponding path program 1 times [2020-10-12 18:03:42,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:42,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1608121574] [2020-10-12 18:03:42,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:42,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:42,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:44,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-12 18:03:46,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:03:46,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3634 [2020-10-12 18:03:46,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 18:03:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:46,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-12 18:03:46,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:46,667 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:46,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:46,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-12 18:03:46,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:46,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:46,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:46,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:46,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:46,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:46,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:46,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:46,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:46,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:46,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:46,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 18:03:46,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:46,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:46,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:46,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:46,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:46,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:46,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:46,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:46,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:46,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:46,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:03:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:46,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:03:46,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:46,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:03:46,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:46,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 18:03:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:03:46,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:46,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 18:03:46,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:46,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 18:03:46,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:46,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:46,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:46,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:46,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:46,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:46,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:46,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 18:03:46,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 18:03:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:46,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:47,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:03:47,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:47,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 18:03:47,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:47,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:47,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:03:47,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 18:03:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:47,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:47,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:03:47,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:03:47,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:47,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:47,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:47,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:47,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:47,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:47,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 18:03:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:47,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:03:47,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:47,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-12 18:03:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:47,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:47,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:47,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:47,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:47,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:47,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:47,162 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1608121574] [2020-10-12 18:03:47,162 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:47,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-12 18:03:47,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326146771] [2020-10-12 18:03:47,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 18:03:47,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:47,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 18:03:47,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:03:47,164 INFO L87 Difference]: Start difference. First operand 382 states and 480 transitions. Second operand 15 states. [2020-10-12 18:03:48,045 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:48,868 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:49,128 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:49,516 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:49,835 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:50,265 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:50,544 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:50,803 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:51,082 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:51,333 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:51,595 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:53,090 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:53,489 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:53,975 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:54,440 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 186 [2020-10-12 18:03:54,792 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:55,060 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:56,039 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:56,564 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 188 [2020-10-12 18:03:56,820 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:57,338 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 190 [2020-10-12 18:03:57,593 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:58,070 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 190 [2020-10-12 18:03:58,309 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:58,749 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:59,040 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:59,313 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:04:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:02,024 INFO L93 Difference]: Finished difference Result 1380 states and 2080 transitions. [2020-10-12 18:04:02,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-12 18:04:02,024 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 89 [2020-10-12 18:04:02,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:02,034 INFO L225 Difference]: With dead ends: 1380 [2020-10-12 18:04:02,034 INFO L226 Difference]: Without dead ends: 991 [2020-10-12 18:04:02,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=525, Invalid=2337, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 18:04:02,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-10-12 18:04:02,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 906. [2020-10-12 18:04:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 906 states. [2020-10-12 18:04:02,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1182 transitions. [2020-10-12 18:04:02,232 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1182 transitions. Word has length 89 [2020-10-12 18:04:02,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:02,232 INFO L479 AbstractCegarLoop]: Abstraction has 906 states and 1182 transitions. [2020-10-12 18:04:02,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 18:04:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1182 transitions. [2020-10-12 18:04:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-12 18:04:02,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:02,237 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:02,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 18:04:02,238 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:02,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:02,238 INFO L82 PathProgramCache]: Analyzing trace with hash 75391619, now seen corresponding path program 1 times [2020-10-12 18:04:02,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:02,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [378526818] [2020-10-12 18:04:02,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:02,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:02,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:02,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:03,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:03,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-12 18:04:05,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:04:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3425 [2020-10-12 18:04:05,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:04:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-12 18:04:05,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,944 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:05,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:06,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:06,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:06,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:06,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:06,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:06,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:06,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:06,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:06,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:06,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 18:04:06,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:04:06,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:06,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:06,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:06,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:06,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:06,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:06,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:06,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:06,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:06,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:06,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 18:04:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:06,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:06,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 18:04:06,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 18:04:06,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:06,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:06,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:06,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:06,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:06,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-12 18:04:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 18:04:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:06,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 18:04:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:06,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:06,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:06,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:06,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:06,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:06,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:06,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:06,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:06,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:06,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:06,256 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 18:04:06,257 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [378526818] [2020-10-12 18:04:06,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:04:06,257 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 18:04:06,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120127625] [2020-10-12 18:04:06,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 18:04:06,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:06,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 18:04:06,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:04:06,259 INFO L87 Difference]: Start difference. First operand 906 states and 1182 transitions. Second operand 8 states. [2020-10-12 18:04:06,687 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:08,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:08,254 INFO L93 Difference]: Finished difference Result 1864 states and 2540 transitions. [2020-10-12 18:04:08,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 18:04:08,254 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 135 [2020-10-12 18:04:08,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:08,263 INFO L225 Difference]: With dead ends: 1864 [2020-10-12 18:04:08,264 INFO L226 Difference]: Without dead ends: 982 [2020-10-12 18:04:08,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:04:08,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2020-10-12 18:04:08,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 906. [2020-10-12 18:04:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 906 states. [2020-10-12 18:04:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1171 transitions. [2020-10-12 18:04:08,516 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1171 transitions. Word has length 135 [2020-10-12 18:04:08,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:08,519 INFO L479 AbstractCegarLoop]: Abstraction has 906 states and 1171 transitions. [2020-10-12 18:04:08,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 18:04:08,519 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1171 transitions. [2020-10-12 18:04:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-12 18:04:08,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:08,531 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:08,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 18:04:08,532 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:08,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:08,533 INFO L82 PathProgramCache]: Analyzing trace with hash -2047225498, now seen corresponding path program 1 times [2020-10-12 18:04:08,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:08,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482384353] [2020-10-12 18:04:08,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:08,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:08,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:08,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:08,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:11,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-12 18:04:13,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:04:13,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 18:04:13,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 18:04:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:13,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-12 18:04:13,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:13,879 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:13,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:13,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:13,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:13,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-12 18:04:13,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:13,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:13,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:13,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:13,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:13,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:13,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:13,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:13,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:13,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:13,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:13,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:13,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:13,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:13,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:13,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:13,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:13,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:13,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:13,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:13,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:13,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:13,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:13,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:13,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:13,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:13,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:13,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:13,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:14,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:14,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:14,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:14,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:14,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 18:04:14,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:14,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:14,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-12 18:04:14,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:14,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:04:14,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 18:04:14,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:14,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:14,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:14,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:14,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:14,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:14,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:14,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:14,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:14,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:14,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:14,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:04:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-12 18:04:14,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:14,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 259 [2020-10-12 18:04:14,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 18:04:14,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:14,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-12 18:04:14,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:14,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:14,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:14,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:14,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:14,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-12 18:04:14,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 18:04:14,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-12 18:04:14,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:14,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:14,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:14,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 18:04:14,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:04:14,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:14,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:04:14,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:14,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:04:14,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:04:14,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:04:14,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:14,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:14,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:14,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 18:04:14,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:14,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 18:04:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:15,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:15,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:15,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:15,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-12 18:04:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-12 18:04:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:15,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:04:15,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 18:04:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:15,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:15,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:15,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:15,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:15,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:15,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:15,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:15,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:15,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-12 18:04:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:15,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-10-12 18:04:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:15,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:15,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:15,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:15,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:15,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:15,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:15,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 25 proven. 25 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-12 18:04:15,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482384353] [2020-10-12 18:04:15,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:15,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 18:04:15,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378867161] [2020-10-12 18:04:15,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 18:04:15,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:15,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 18:04:15,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-10-12 18:04:15,243 INFO L87 Difference]: Start difference. First operand 906 states and 1171 transitions. Second operand 16 states. [2020-10-12 18:04:16,174 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-10-12 18:04:16,904 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:18,786 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:19,215 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 18:04:19,510 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 18:04:19,765 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:04:20,185 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-10-12 18:04:22,048 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-10-12 18:04:22,981 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:04:23,471 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-10-12 18:04:23,939 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-12 18:04:24,430 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-10-12 18:04:24,901 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 18:04:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:28,947 INFO L93 Difference]: Finished difference Result 3125 states and 4549 transitions. [2020-10-12 18:04:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-12 18:04:28,956 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 224 [2020-10-12 18:04:28,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:28,969 INFO L225 Difference]: With dead ends: 3125 [2020-10-12 18:04:28,969 INFO L226 Difference]: Without dead ends: 1723 [2020-10-12 18:04:28,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 86 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 737 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=498, Invalid=2258, Unknown=0, NotChecked=0, Total=2756 [2020-10-12 18:04:28,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-10-12 18:04:29,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1389. [2020-10-12 18:04:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1389 states. [2020-10-12 18:04:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 1721 transitions. [2020-10-12 18:04:29,242 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 1721 transitions. Word has length 224 [2020-10-12 18:04:29,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:29,243 INFO L479 AbstractCegarLoop]: Abstraction has 1389 states and 1721 transitions. [2020-10-12 18:04:29,243 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 18:04:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1721 transitions. [2020-10-12 18:04:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-12 18:04:29,250 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:29,251 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:29,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 18:04:29,251 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:29,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:29,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1533714245, now seen corresponding path program 1 times [2020-10-12 18:04:29,253 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:29,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1103104723] [2020-10-12 18:04:29,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:29,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:29,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:29,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-12 18:04:30,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:04:30,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1440 [2020-10-12 18:04:30,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:30,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 176 [2020-10-12 18:04:30,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:30,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,005 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:31,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 18:04:31,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:31,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:31,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:31,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:31,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:31,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:04:31,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:31,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:31,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:31,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:31,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:31,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:31,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:31,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:31,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:31,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:31,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 18:04:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-12 18:04:31,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 18:04:31,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 18:04:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:31,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:31,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:31,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 18:04:31,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:31,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:04:31,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:31,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:31,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:31,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:04:31,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:31,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 18:04:31,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:31,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:31,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:31,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:31,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:31,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:31,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:04:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:31,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 18:04:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:31,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:31,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:04:31,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-12 18:04:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-12 18:04:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:31,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:31,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 18:04:31,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:31,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:31,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:31,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:31,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:31,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:31,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:31,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:31,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-12 18:04:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:31,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:31,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-12 18:04:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:31,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:31,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:31,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:31,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:31,607 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-12 18:04:31,607 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1103104723] [2020-10-12 18:04:31,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:31,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 18:04:31,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333862419] [2020-10-12 18:04:31,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:04:31,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:31,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:04:31,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:04:31,609 INFO L87 Difference]: Start difference. First operand 1389 states and 1721 transitions. Second operand 10 states. [2020-10-12 18:04:33,237 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:33,468 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:04:33,690 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:33,940 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:34,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:34,293 INFO L93 Difference]: Finished difference Result 1685 states and 2084 transitions. [2020-10-12 18:04:34,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 18:04:34,294 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 219 [2020-10-12 18:04:34,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:34,296 INFO L225 Difference]: With dead ends: 1685 [2020-10-12 18:04:34,296 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:04:34,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:04:34,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:04:34,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:04:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:04:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:04:34,303 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2020-10-12 18:04:34,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:34,304 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:04:34,304 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:04:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:04:34,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:04:34,305 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 18:04:34,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:04:34,505 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 22 [2020-10-12 18:04:34,680 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 83 [2020-10-12 18:04:34,815 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 205 [2020-10-12 18:04:35,114 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-10-12 18:04:35,561 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 229 [2020-10-12 18:04:37,421 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 108 [2020-10-12 18:04:44,062 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 31 [2020-10-12 18:04:45,011 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-12 18:04:45,183 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-12 18:04:45,496 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:45,796 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 18:04:45,973 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-12 18:04:46,943 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-12 18:04:47,606 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-12 18:04:47,976 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:48,705 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-12 18:04:49,022 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:49,614 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-12 18:04:49,821 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:50,461 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-12 18:04:51,547 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 186 DAG size of output: 32 [2020-10-12 18:04:51,704 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 18:04:52,348 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-10-12 18:04:53,151 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-12 18:04:54,112 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 39 [2020-10-12 18:04:54,261 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:04:54,892 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 31 [2020-10-12 18:04:55,740 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 31 [2020-10-12 18:04:56,248 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 20 [2020-10-12 18:04:56,448 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-10-12 18:04:56,598 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 18:04:57,337 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 29 [2020-10-12 18:04:57,466 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:04:58,182 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-12 18:04:58,480 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:59,032 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-12 18:04:59,181 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:04:59,474 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:59,984 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 26 [2020-10-12 18:05:00,119 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:05:00,418 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:00,577 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-12 18:05:01,527 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 29 [2020-10-12 18:05:02,163 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-10-12 18:05:02,325 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-12 18:05:02,630 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:03,602 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 29 [2020-10-12 18:05:04,083 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 23 [2020-10-12 18:05:04,214 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:05:04,425 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:05:05,062 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-12 18:05:05,744 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 33 [2020-10-12 18:05:06,743 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 38 [2020-10-12 18:05:07,036 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:07,607 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2020-10-12 18:05:07,758 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 18:05:08,469 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 29 [2020-10-12 18:05:08,873 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-12 18:05:08,940 INFO L268 CegarLoopResult]: For program point L563(lines 563 567) no Hoare annotation was computed. [2020-10-12 18:05:08,940 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 532 587) no Hoare annotation was computed. [2020-10-12 18:05:08,940 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 567) no Hoare annotation was computed. [2020-10-12 18:05:08,940 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 578) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 532 587) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point L579(lines 556 580) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 532 587) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point L640(lines 613 641) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-12 18:05:08,941 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 588 647) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 588 647) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point L620(lines 620 624) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point L620-1(lines 620 624) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 588 647) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-12 18:05:08,942 INFO L268 CegarLoopResult]: For program point L614-2(lines 614 639) no Hoare annotation was computed. [2020-10-12 18:05:08,943 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 976 982) the Hoare annotation is: true [2020-10-12 18:05:08,943 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 976 982) no Hoare annotation was computed. [2020-10-12 18:05:08,943 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 983 991) no Hoare annotation was computed. [2020-10-12 18:05:08,943 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 983 991) the Hoare annotation is: true [2020-10-12 18:05:08,943 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 983 991) no Hoare annotation was computed. [2020-10-12 18:05:08,943 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 355 379) the Hoare annotation is: true [2020-10-12 18:05:08,943 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 355 379) no Hoare annotation was computed. [2020-10-12 18:05:08,944 INFO L264 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-12 18:05:08,944 INFO L268 CegarLoopResult]: For program point L367(lines 367 373) no Hoare annotation was computed. [2020-10-12 18:05:08,944 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-12 18:05:08,944 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-10-12 18:05:08,944 INFO L268 CegarLoopResult]: For program point L363(lines 363 376) no Hoare annotation was computed. [2020-10-12 18:05:08,944 INFO L268 CegarLoopResult]: For program point L363-1(lines 355 379) no Hoare annotation was computed. [2020-10-12 18:05:08,944 INFO L271 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: true [2020-10-12 18:05:08,945 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-12 18:05:08,945 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 456 478) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,945 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 456 478) no Hoare annotation was computed. [2020-10-12 18:05:08,945 INFO L264 CegarLoopResult]: At program point L468(line 468) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,945 INFO L264 CegarLoopResult]: At program point L468-1(line 468) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,945 INFO L268 CegarLoopResult]: For program point L466(lines 466 473) no Hoare annotation was computed. [2020-10-12 18:05:08,945 INFO L268 CegarLoopResult]: For program point L466-1(lines 466 473) no Hoare annotation was computed. [2020-10-12 18:05:08,946 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-12 18:05:08,946 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,946 INFO L264 CegarLoopResult]: At program point L462(line 462) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,946 INFO L264 CegarLoopResult]: At program point L462-1(line 462) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,946 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 456 478) no Hoare annotation was computed. [2020-10-12 18:05:08,946 INFO L268 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-12 18:05:08,946 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 412 435) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 412 435) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 412 435) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-12 18:05:08,947 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 261 269) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 261 269) the Hoare annotation is: true [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 261 269) no Hoare annotation was computed. [2020-10-12 18:05:08,948 INFO L268 CegarLoopResult]: For program point L334(lines 334 338) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L271 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: true [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point L332-1(line 332) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 325 343) the Hoare annotation is: true [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 325 343) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 325 343) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point L289(lines 289 297) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 297) no Hoare annotation was computed. [2020-10-12 18:05:08,949 INFO L268 CegarLoopResult]: For program point L277(lines 277 285) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 270 305) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 270 305) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 270 305) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 969 975) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 969 975) the Hoare annotation is: true [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 486 531) no Hoare annotation was computed. [2020-10-12 18:05:08,950 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 486 531) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 486 531) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 799 844) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point L819(lines 819 826) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point L813(lines 813 833) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point L813-1(lines 813 833) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 799 844) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 799 844) no Hoare annotation was computed. [2020-10-12 18:05:08,951 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 443 452) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,952 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 443 452) no Hoare annotation was computed. [2020-10-12 18:05:08,952 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 443 452) no Hoare annotation was computed. [2020-10-12 18:05:08,952 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 250 260) the Hoare annotation is: true [2020-10-12 18:05:08,952 INFO L271 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: true [2020-10-12 18:05:08,952 INFO L268 CegarLoopResult]: For program point L255-1(line 255) no Hoare annotation was computed. [2020-10-12 18:05:08,952 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 250 260) no Hoare annotation was computed. [2020-10-12 18:05:08,952 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 250 260) no Hoare annotation was computed. [2020-10-12 18:05:08,952 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 242 249) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,953 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 242 249) no Hoare annotation was computed. [2020-10-12 18:05:08,953 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 242 249) no Hoare annotation was computed. [2020-10-12 18:05:08,953 INFO L268 CegarLoopResult]: For program point L929(lines 929 935) no Hoare annotation was computed. [2020-10-12 18:05:08,953 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 925 938) no Hoare annotation was computed. [2020-10-12 18:05:08,953 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 925 938) the Hoare annotation is: true [2020-10-12 18:05:08,953 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 925 938) no Hoare annotation was computed. [2020-10-12 18:05:08,953 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,954 INFO L264 CegarLoopResult]: At program point L219(line 219) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,954 INFO L268 CegarLoopResult]: For program point L217(lines 217 225) no Hoare annotation was computed. [2020-10-12 18:05:08,954 INFO L264 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,954 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 209 233) no Hoare annotation was computed. [2020-10-12 18:05:08,954 INFO L268 CegarLoopResult]: For program point L215-1(line 215) no Hoare annotation was computed. [2020-10-12 18:05:08,954 INFO L268 CegarLoopResult]: For program point L213(lines 213 230) no Hoare annotation was computed. [2020-10-12 18:05:08,955 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 209 233) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,955 INFO L264 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and .cse0 (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) .cse3 .cse1)))) [2020-10-12 18:05:08,955 INFO L268 CegarLoopResult]: For program point L228-1(lines 209 233) no Hoare annotation was computed. [2020-10-12 18:05:08,955 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2020-10-12 18:05:08,955 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2020-10-12 18:05:08,955 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:08,956 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-10-12 18:05:08,956 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:08,956 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-10-12 18:05:08,956 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:08,956 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-10-12 18:05:08,956 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-10-12 18:05:08,957 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:08,957 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-12 18:05:08,957 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-12 18:05:08,957 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:08,957 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:08,957 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-12 18:05:08,957 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (and (= ~waterLevel~0 1) .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point L767(lines 767 787) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point L767-1(lines 767 787) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 753 798) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 753 798) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 753 798) no Hoare annotation was computed. [2020-10-12 18:05:08,958 INFO L268 CegarLoopResult]: For program point L773(lines 773 780) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 939 947) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 939 947) the Hoare annotation is: true [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 939 947) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 893 915) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 893 915) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point L901(lines 901 909) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 893 915) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2020-10-12 18:05:08,959 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 650 752) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L700(lines 699 719) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L696(lines 696 737) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 650 752) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-10-12 18:05:08,960 INFO L268 CegarLoopResult]: For program point L738(lines 738 749) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point L699-2(lines 699 719) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 650 752) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point L720(lines 698 721) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point L679(lines 679 695) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point L739(lines 739 746) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 959 968) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 959 968) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 959 968) no Hoare annotation was computed. [2020-10-12 18:05:08,961 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,962 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~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~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:05:08,962 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,962 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 234 241) no Hoare annotation was computed. [2020-10-12 18:05:08,962 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 234 241) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 234 241) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:05:08,963 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 306 324) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L268 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L271 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: true [2020-10-12 18:05:08,963 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 306 324) the Hoare annotation is: true [2020-10-12 18:05:08,963 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 306 324) no Hoare annotation was computed. [2020-10-12 18:05:08,963 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 916 924) the Hoare annotation is: true [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 916 924) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 916 924) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 872 883) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1))) [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point L876-1(lines 872 883) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 872 883) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,964 INFO L268 CegarLoopResult]: For program point L129(lines 128 147) no Hoare annotation was computed. [2020-10-12 18:05:08,965 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= |old(~waterLevel~0)| 0) .cse0 .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 2)) .cse1 (and (= 2 ~waterLevel~0) .cse3)) (or .cse0 .cse1 .cse4 .cse2) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:05:08,965 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2020-10-12 18:05:08,965 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (and (= 2 ~waterLevel~0) .cse7 .cse8 .cse6 (= ~pumpRunning~0 0))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not .cse8)) (.cse0 (and .cse7 .cse6)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= |old(~waterLevel~0)| 0) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3 .cse2) (or .cse4 .cse5 .cse1 .cse3) (or (and (= ~waterLevel~0 1) .cse6) .cse4 .cse5 .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:08,965 INFO L264 CegarLoopResult]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (and .cse7 (= 2 ~waterLevel~0) .cse8)) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not .cse8)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (and .cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2) (or .cse4 (and (= ~waterLevel~0 1) .cse6) .cse5 .cse1) (or (= |old(~waterLevel~0)| 0) .cse0 .cse1 (and .cse7 .cse6) .cse3) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2020-10-12 18:05:08,965 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2020-10-12 18:05:08,965 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= |old(~waterLevel~0)| 0) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 .cse1 (and (= 2 ~waterLevel~0) .cse0)) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse2 .cse1 .cse3))) [2020-10-12 18:05:08,966 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 382 411) no Hoare annotation was computed. [2020-10-12 18:05:08,966 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 382 411) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 2)) .cse0 (and (= 2 ~waterLevel~0) .cse1)) (or .cse2 .cse0 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:08,966 INFO L271 CegarLoopResult]: At program point L407(lines 382 411) the Hoare annotation is: true [2020-10-12 18:05:08,966 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-12 18:05:08,966 INFO L268 CegarLoopResult]: For program point L396(lines 396 400) no Hoare annotation was computed. [2020-10-12 18:05:08,966 INFO L264 CegarLoopResult]: At program point L396-1(lines 396 400) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (= ~pumpRunning~0 0))) (or (= 2 ~waterLevel~0) (and (= ~waterLevel~0 1) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1 (and .cse3 (<= ~waterLevel~0 0)))))) [2020-10-12 18:05:08,966 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-10-12 18:05:08,967 INFO L264 CegarLoopResult]: At program point L392-2(lines 392 406) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (= ~pumpRunning~0 0))) (or (= 2 ~waterLevel~0) (and (= ~waterLevel~0 1) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1 (and .cse3 (<= ~waterLevel~0 0)))))) [2020-10-12 18:05:08,967 INFO L264 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 2)) .cse0 (and (= 2 ~waterLevel~0) .cse1)) (or .cse2 .cse0 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:08,967 INFO L268 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-10-12 18:05:08,967 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 884 892) the Hoare annotation is: true [2020-10-12 18:05:08,967 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 884 892) no Hoare annotation was computed. [2020-10-12 18:05:08,967 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 884 892) no Hoare annotation was computed. [2020-10-12 18:05:08,967 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 848 859) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) .cse0) (or (= |old(~waterLevel~0)| 0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (not (<= |old(~waterLevel~0)| 0))))) [2020-10-12 18:05:08,968 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 848 859) no Hoare annotation was computed. [2020-10-12 18:05:08,968 INFO L268 CegarLoopResult]: For program point L852-1(lines 848 859) no Hoare annotation was computed. [2020-10-12 18:05:08,968 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 436 442) no Hoare annotation was computed. [2020-10-12 18:05:08,968 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 436 442) the Hoare annotation is: true [2020-10-12 18:05:08,968 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,968 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-12 18:05:08,968 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:05:08,968 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:08,969 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 344 351) no Hoare annotation was computed. [2020-10-12 18:05:08,969 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 344 351) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:08,969 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 344 351) no Hoare annotation was computed. [2020-10-12 18:05:08,969 INFO L268 CegarLoopResult]: For program point L161(lines 161 178) no Hoare annotation was computed. [2020-10-12 18:05:08,969 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 18:05:08,969 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2020-10-12 18:05:08,969 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:08,969 INFO L268 CegarLoopResult]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2020-10-12 18:05:08,970 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) .cse3 (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (and .cse3 (= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0))))) [2020-10-12 18:05:08,970 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)))) [2020-10-12 18:05:08,970 INFO L268 CegarLoopResult]: For program point L165(lines 165 173) no Hoare annotation was computed. [2020-10-12 18:05:08,970 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (and .cse0 (= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 18:05:08,970 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-12 18:05:08,970 INFO L268 CegarLoopResult]: For program point L864-1(lines 860 871) no Hoare annotation was computed. [2020-10-12 18:05:08,970 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 860 871) no Hoare annotation was computed. [2020-10-12 18:05:08,971 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 860 871) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) .cse0) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-12 18:05:08,971 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 949 956) no Hoare annotation was computed. [2020-10-12 18:05:08,971 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 953) no Hoare annotation was computed. [2020-10-12 18:05:08,971 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 949 956) the Hoare annotation is: true [2020-10-12 18:05:08,971 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 949 956) no Hoare annotation was computed. [2020-10-12 18:05:08,971 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) (and (= 1 processEnvironment__wrappee__lowWaterSensor_~tmp~2) .cse0) .cse1) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:08,971 INFO L268 CegarLoopResult]: For program point L191(lines 191 199) no Hoare annotation was computed. [2020-10-12 18:05:08,971 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 183 207) no Hoare annotation was computed. [2020-10-12 18:05:08,972 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,972 INFO L268 CegarLoopResult]: For program point L189-1(line 189) no Hoare annotation was computed. [2020-10-12 18:05:08,972 INFO L268 CegarLoopResult]: For program point L187(lines 187 204) no Hoare annotation was computed. [2020-10-12 18:05:08,972 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 183 207) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:08,972 INFO L264 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and .cse0 (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 (not (<= ~waterLevel~0 0)) .cse1 (= ~waterLevel~0 0)) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) .cse3 .cse1)))) [2020-10-12 18:05:08,972 INFO L268 CegarLoopResult]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2020-10-12 18:05:08,973 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-12 18:05:08,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:05:08 BoogieIcfgContainer [2020-10-12 18:05:08,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:05:08,996 INFO L168 Benchmark]: Toolchain (without parser) took 110927.01 ms. Allocated memory was 140.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 102.2 MB in the beginning and 159.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:08,996 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:05:08,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.88 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.0 MB in the beginning and 170.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:08,997 INFO L168 Benchmark]: Boogie Preprocessor took 125.28 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 166.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:08,998 INFO L168 Benchmark]: RCFGBuilder took 1170.53 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 194.5 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:08,999 INFO L168 Benchmark]: TraceAbstraction took 108930.51 ms. Allocated memory was 237.0 MB in the beginning and 1.2 GB in the end (delta: 952.1 MB). Free memory was 193.1 MB in the beginning and 159.1 MB in the end (delta: 33.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:09,002 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.88 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.0 MB in the beginning and 170.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.28 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 166.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1170.53 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 194.5 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 108930.51 ms. Allocated memory was 237.0 MB in the beginning and 1.2 GB in the end (delta: 952.1 MB). Free memory was 193.1 MB in the beginning and 159.1 MB in the end (delta: 33.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 953]: 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: 392]: Loop Invariant Derived loop invariant: (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 0)) && (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0))) && ((((2 == waterLevel || (waterLevel == 1 && pumpRunning == 0)) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) || (pumpRunning == 0 && waterLevel <= 0)) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && waterLevel <= 0)) || !(\old(waterLevel) == 1)) || (2 == waterLevel && 1 == systemActive)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (2 == waterLevel && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 74.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 44.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 34.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1071 SDtfs, 2996 SDslu, 2190 SDs, 0 SdLazy, 11979 SolverSat, 2501 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 464 GetRequests, 300 SyntacticMatches, 3 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1711 ImplicationChecksByTransitivity, 20.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1389occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 6 MinimizatonAttempts, 603 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 2528 PreInvPairs, 3167 NumberOfFragments, 2278 HoareAnnotationTreeSize, 2528 FomulaSimplifications, 787753 FormulaSimplificationTreeSizeReduction, 9.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 70482 FormulaSimplificationTreeSizeReductionInter, 25.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 793 NumberOfCodeBlocks, 793 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 787 ConstructedInterpolants, 0 QuantifiedInterpolants, 370479 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 233/268 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...