/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec2_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:05:47,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:05:47,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:05:47,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:05:47,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:05:47,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:05:47,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:05:47,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:05:47,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:05:47,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:05:47,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:05:47,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:05:47,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:05:47,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:05:47,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:05:47,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:05:47,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:05:47,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:05:47,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:05:47,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:05:47,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:05:47,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:05:47,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:05:47,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:05:47,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:05:47,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:05:47,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:05:47,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:05:47,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:05:47,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:05:47,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:05:47,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:05:47,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:05:47,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:05:47,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:05:47,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:05:47,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:05:47,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:05:47,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:05:47,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:05:47,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:05:47,857 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 [2020-10-14 07:05:47,880 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:05:47,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:05:47,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:05:47,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:05:47,882 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:05:47,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:05:47,882 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:05:47,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:05:47,884 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:05:47,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:05:47,884 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:05:47,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:05:47,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:05:47,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:05:47,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:05:47,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:05:47,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:05:47,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:05:47,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:05:47,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:05:47,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:05:47,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:05:47,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:05:47,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:05:47,887 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:05:48,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:05:48,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:05:48,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:05:48,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:05:48,190 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:05:48,190 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product50.cil.c [2020-10-14 07:05:48,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc2ab38f4/03f628b881e54afea6c4c8aadc3ffdaa/FLAG724e5e917 [2020-10-14 07:05:48,753 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:05:48,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product50.cil.c [2020-10-14 07:05:48,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc2ab38f4/03f628b881e54afea6c4c8aadc3ffdaa/FLAG724e5e917 [2020-10-14 07:05:49,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc2ab38f4/03f628b881e54afea6c4c8aadc3ffdaa [2020-10-14 07:05:49,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:05:49,051 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:05:49,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:05:49,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:05:49,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:05:49,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c9d73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49, skipping insertion in model container [2020-10-14 07:05:49,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:05:49,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:05:49,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:05:49,544 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:05:49,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:05:49,688 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:05:49,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49 WrapperNode [2020-10-14 07:05:49,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:05:49,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:05:49,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:05:49,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:05:49,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (1/1) ... [2020-10-14 07:05:49,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:05:49,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:05:49,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:05:49,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:05:49,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (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 [2020-10-14 07:05:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:05:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:05:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:05:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:05:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:05:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:05:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:05:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:05:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:05:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:05:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:05:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:05:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:05:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:05:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:05:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:05:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:05:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:05:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:05:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:05:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:05:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:05:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:05:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:05:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:05:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:05:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:05:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:05:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:05:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:05:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:05:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:05:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:05:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:05:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:05:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:05:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:05:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:05:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:05:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:05:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:05:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:05:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:05:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:05:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:05:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:05:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:05:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:05:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:05:50,991 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:05:50,991 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:05:50,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:05:50 BoogieIcfgContainer [2020-10-14 07:05:50,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:05:50,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:05:50,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:05:51,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:05:51,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:05:49" (1/3) ... [2020-10-14 07:05:51,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebb6bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:05:51, skipping insertion in model container [2020-10-14 07:05:51,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:05:49" (2/3) ... [2020-10-14 07:05:51,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebb6bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:05:51, skipping insertion in model container [2020-10-14 07:05:51,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:05:50" (3/3) ... [2020-10-14 07:05:51,005 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50.cil.c [2020-10-14 07:05:51,015 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:05:51,023 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:05:51,037 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:05:51,063 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:05:51,063 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:05:51,064 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:05:51,064 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:05:51,064 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:05:51,065 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:05:51,065 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:05:51,065 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:05:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-14 07:05:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 07:05:51,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:05:51,099 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:05:51,100 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:05:51,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:05:51,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1742083297, now seen corresponding path program 1 times [2020-10-14 07:05:51,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:05:51,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [862653866] [2020-10-14 07:05:51,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:05:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:51,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:51,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:52,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:52,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:53,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 07:05:56,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:05:56,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 07:05:56,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:05:56,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 16 [2020-10-14 07:05:56,762 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:05:56,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:05:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:05:56,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 07:05:56,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:05:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:05:56,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:05:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:05:56,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:05:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:05:56,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:05:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:05:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:05:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:05:56,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:05:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:05:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:05:56,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:05:56,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:05:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:56,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:56,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:05:56,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:05:56,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:05:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:05:56,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:05:56,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:05:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:05:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:05:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:05:56,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:05:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:05:56,889 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [862653866] [2020-10-14 07:05:56,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:05:56,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:05:56,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844814261] [2020-10-14 07:05:56,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:05:56,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:05:56,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:05:56,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:05:56,914 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2020-10-14 07:05:58,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:05:58,265 INFO L93 Difference]: Finished difference Result 306 states and 397 transitions. [2020-10-14 07:05:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:05:58,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-14 07:05:58,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:05:58,283 INFO L225 Difference]: With dead ends: 306 [2020-10-14 07:05:58,283 INFO L226 Difference]: Without dead ends: 170 [2020-10-14 07:05:58,288 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:05:58,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-14 07:05:58,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 137. [2020-10-14 07:05:58,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-14 07:05:58,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2020-10-14 07:05:58,395 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 51 [2020-10-14 07:05:58,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:05:58,396 INFO L479 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2020-10-14 07:05:58,396 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:05:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2020-10-14 07:05:58,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:05:58,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:05:58,401 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:05:58,401 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:05:58,401 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:05:58,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:05:58,402 INFO L82 PathProgramCache]: Analyzing trace with hash 604742129, now seen corresponding path program 1 times [2020-10-14 07:05:58,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:05:58,402 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [748989733] [2020-10-14 07:05:58,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:05:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:05:58,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:58,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:58,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:59,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:05:59,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:02,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 07:06:03,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:06:03,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-14 07:06:03,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:03,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:06:03,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:06:03,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,842 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:03,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:03,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:06:03,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:03,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:03,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:03,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:03,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:03,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:03,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:03,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:03,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:03,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:03,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:06:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:03,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:03,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:03,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:06:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:03,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:03,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:03,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:03,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:03,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:03,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:03,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:03,950 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [748989733] [2020-10-14 07:06:03,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:03,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:06:03,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555135076] [2020-10-14 07:06:03,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:06:03,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:03,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:06:03,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:06:03,954 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand 5 states. [2020-10-14 07:06:04,432 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:05,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:05,282 INFO L93 Difference]: Finished difference Result 247 states and 304 transitions. [2020-10-14 07:06:05,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:06:05,283 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-14 07:06:05,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:05,287 INFO L225 Difference]: With dead ends: 247 [2020-10-14 07:06:05,287 INFO L226 Difference]: Without dead ends: 160 [2020-10-14 07:06:05,289 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:06:05,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-14 07:06:05,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 128. [2020-10-14 07:06:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-14 07:06:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 148 transitions. [2020-10-14 07:06:05,365 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 148 transitions. Word has length 52 [2020-10-14 07:06:05,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:05,366 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 148 transitions. [2020-10-14 07:06:05,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:06:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2020-10-14 07:06:05,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-14 07:06:05,374 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:05,374 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] [2020-10-14 07:06:05,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:06:05,375 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:05,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:05,375 INFO L82 PathProgramCache]: Analyzing trace with hash -185652476, now seen corresponding path program 1 times [2020-10-14 07:06:05,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:05,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1406535672] [2020-10-14 07:06:05,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:05,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:05,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:06,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:06,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 07:06:10,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:06:10,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 07:06:10,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:06:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 07:06:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:06:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,766 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:10,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:10,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:06:10,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:10,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:10,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:10,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:10,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:10,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:10,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:10,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:10,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:10,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:10,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:10,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:06:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:10,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:10,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:10,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:10,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:06:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:10,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:10,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:10,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:10,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:10,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:10,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:10,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:10,885 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1406535672] [2020-10-14 07:06:10,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:10,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:06:10,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168287489] [2020-10-14 07:06:10,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:06:10,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:10,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:06:10,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:06:10,887 INFO L87 Difference]: Start difference. First operand 128 states and 148 transitions. Second operand 8 states. [2020-10-14 07:06:11,311 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:06:12,126 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:12,415 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:12,673 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:13,198 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:06:13,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:13,926 INFO L93 Difference]: Finished difference Result 322 states and 414 transitions. [2020-10-14 07:06:13,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 07:06:13,927 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-14 07:06:13,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:13,931 INFO L225 Difference]: With dead ends: 322 [2020-10-14 07:06:13,931 INFO L226 Difference]: Without dead ends: 222 [2020-10-14 07:06:13,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:06:13,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-14 07:06:13,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 187. [2020-10-14 07:06:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-14 07:06:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 219 transitions. [2020-10-14 07:06:13,988 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 219 transitions. Word has length 57 [2020-10-14 07:06:13,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:13,989 INFO L479 AbstractCegarLoop]: Abstraction has 187 states and 219 transitions. [2020-10-14 07:06:13,989 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:06:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 219 transitions. [2020-10-14 07:06:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-14 07:06:13,990 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:13,991 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] [2020-10-14 07:06:13,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:06:13,991 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:13,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:13,991 INFO L82 PathProgramCache]: Analyzing trace with hash 2015679326, now seen corresponding path program 1 times [2020-10-14 07:06:13,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:13,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1182866740] [2020-10-14 07:06:13,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:14,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:14,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:15,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 07:06:19,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:06:19,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 07:06:19,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:06:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 07:06:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:06:19,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:19,237 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:19,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 07:06:19,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:19,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:19,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:19,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:19,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:19,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:19,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:19,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:19,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:06:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:19,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:06:19,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:06:19,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:06:19,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:06:19,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:19,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:06:19,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:06:19,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:06:19,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:06:19,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:19,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:06:19,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:06:19,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:19,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:19,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 07:06:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:19,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 07:06:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:19,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:19,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:19,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:19,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:19,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:19,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:19,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:19,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:19,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:19,516 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1182866740] [2020-10-14 07:06:19,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:19,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:06:19,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292086183] [2020-10-14 07:06:19,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:06:19,518 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:19,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:06:19,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:06:19,518 INFO L87 Difference]: Start difference. First operand 187 states and 219 transitions. Second operand 9 states. [2020-10-14 07:06:20,722 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:20,960 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:06:21,210 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:21,449 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:22,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:22,152 INFO L93 Difference]: Finished difference Result 401 states and 512 transitions. [2020-10-14 07:06:22,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:06:22,153 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-14 07:06:22,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:22,157 INFO L225 Difference]: With dead ends: 401 [2020-10-14 07:06:22,157 INFO L226 Difference]: Without dead ends: 242 [2020-10-14 07:06:22,158 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:06:22,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-14 07:06:22,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 198. [2020-10-14 07:06:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-14 07:06:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 232 transitions. [2020-10-14 07:06:22,215 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 232 transitions. Word has length 85 [2020-10-14 07:06:22,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:22,216 INFO L479 AbstractCegarLoop]: Abstraction has 198 states and 232 transitions. [2020-10-14 07:06:22,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:06:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 232 transitions. [2020-10-14 07:06:22,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-14 07:06:22,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:22,217 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] [2020-10-14 07:06:22,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:06:22,218 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:22,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:22,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1577688096, now seen corresponding path program 1 times [2020-10-14 07:06:22,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:22,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368208500] [2020-10-14 07:06:22,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:22,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:22,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:23,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 07:06:27,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:06:27,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:27,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,483 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:27,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:06:27,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:27,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:27,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:27,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:27,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:27,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:27,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:27,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:27,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:27,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:06:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:27,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:27,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:27,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:27,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:06:27,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:27,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:06:27,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:27,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:27,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:27,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:06:27,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:06:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:27,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:27,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 07:06:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:27,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 07:06:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:27,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:27,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:27,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:27,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:27,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:27,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:27,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:27,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:27,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:27,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:27,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:27,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368208500] [2020-10-14 07:06:27,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:27,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:06:27,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399345887] [2020-10-14 07:06:27,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:06:27,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:27,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:06:27,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:06:27,674 INFO L87 Difference]: Start difference. First operand 198 states and 232 transitions. Second operand 8 states. [2020-10-14 07:06:28,656 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:28,939 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:29,186 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:29,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:29,826 INFO L93 Difference]: Finished difference Result 419 states and 543 transitions. [2020-10-14 07:06:29,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:06:29,826 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2020-10-14 07:06:29,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:29,832 INFO L225 Difference]: With dead ends: 419 [2020-10-14 07:06:29,832 INFO L226 Difference]: Without dead ends: 249 [2020-10-14 07:06:29,834 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:06:29,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-14 07:06:29,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 202. [2020-10-14 07:06:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-14 07:06:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 236 transitions. [2020-10-14 07:06:29,877 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 236 transitions. Word has length 85 [2020-10-14 07:06:29,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:29,878 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 236 transitions. [2020-10-14 07:06:29,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:06:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 236 transitions. [2020-10-14 07:06:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-14 07:06:29,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:29,879 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] [2020-10-14 07:06:29,880 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:06:29,880 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:29,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:29,880 INFO L82 PathProgramCache]: Analyzing trace with hash 147792801, now seen corresponding path program 1 times [2020-10-14 07:06:29,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:29,880 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [31199105] [2020-10-14 07:06:29,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:29,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:30,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:31,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:32,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:32,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2868 [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 07:06:32,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-14 07:06:32,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:33,076 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-14 07:06:33,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:06:33,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:33,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:33,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:06:33,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:33,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:33,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:06:33,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:33,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:06:33,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:33,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:33,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:06:33,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:33,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:33,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:06:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:33,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:06:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:06:33,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:33,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:06:33,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:33,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:33,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:33,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:33,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:33,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:33,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:33,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:33,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:33,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 07:06:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:06:33,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:33,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:33,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:33,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 07:06:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:33,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:33,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:33,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:33,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:33,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:33,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:33,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:33,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [31199105] [2020-10-14 07:06:33,408 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:33,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:06:33,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178223566] [2020-10-14 07:06:33,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:06:33,409 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:33,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:06:33,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:06:33,411 INFO L87 Difference]: Start difference. First operand 202 states and 236 transitions. Second operand 9 states. [2020-10-14 07:06:34,161 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:06:35,220 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-14 07:06:35,514 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:35,771 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:06:36,026 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-14 07:06:37,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:37,673 INFO L93 Difference]: Finished difference Result 610 states and 797 transitions. [2020-10-14 07:06:37,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 07:06:37,674 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-14 07:06:37,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:37,678 INFO L225 Difference]: With dead ends: 610 [2020-10-14 07:06:37,678 INFO L226 Difference]: Without dead ends: 436 [2020-10-14 07:06:37,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-14 07:06:37,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2020-10-14 07:06:37,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 360. [2020-10-14 07:06:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-10-14 07:06:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 425 transitions. [2020-10-14 07:06:37,756 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 425 transitions. Word has length 85 [2020-10-14 07:06:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:37,757 INFO L479 AbstractCegarLoop]: Abstraction has 360 states and 425 transitions. [2020-10-14 07:06:37,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:06:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 425 transitions. [2020-10-14 07:06:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-14 07:06:37,759 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:37,760 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] [2020-10-14 07:06:37,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:06:37,760 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:37,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:37,760 INFO L82 PathProgramCache]: Analyzing trace with hash 716293829, now seen corresponding path program 1 times [2020-10-14 07:06:37,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:37,761 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1409427558] [2020-10-14 07:06:37,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:37,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 797 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:06:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:06:38,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 07:06:38,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,843 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:38,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:06:38,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:38,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:38,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:38,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:38,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:06:38,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:38,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:06:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:06:38,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:38,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 07:06:38,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:06:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:38,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:06:38,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:06:38,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:38,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:38,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:38,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 07:06:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:38,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:38,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:38,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 07:06:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:38,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:38,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:38,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:38,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:38,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:38,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:38,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:38,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:38,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:38,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:38,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:06:39,002 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1409427558] [2020-10-14 07:06:39,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:06:39,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:06:39,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245691023] [2020-10-14 07:06:39,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:06:39,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:39,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:06:39,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:06:39,004 INFO L87 Difference]: Start difference. First operand 360 states and 425 transitions. Second operand 7 states. [2020-10-14 07:06:39,355 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:06:41,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:41,475 INFO L93 Difference]: Finished difference Result 812 states and 1077 transitions. [2020-10-14 07:06:41,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 07:06:41,476 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2020-10-14 07:06:41,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:41,482 INFO L225 Difference]: With dead ends: 812 [2020-10-14 07:06:41,483 INFO L226 Difference]: Without dead ends: 809 [2020-10-14 07:06:41,483 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:06:41,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2020-10-14 07:06:41,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 634. [2020-10-14 07:06:41,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2020-10-14 07:06:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 757 transitions. [2020-10-14 07:06:41,608 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 757 transitions. Word has length 89 [2020-10-14 07:06:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:41,608 INFO L479 AbstractCegarLoop]: Abstraction has 634 states and 757 transitions. [2020-10-14 07:06:41,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:06:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 757 transitions. [2020-10-14 07:06:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-14 07:06:41,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:41,612 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:06:41,612 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:06:41,613 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:41,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:41,613 INFO L82 PathProgramCache]: Analyzing trace with hash -2083003748, now seen corresponding path program 1 times [2020-10-14 07:06:41,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:41,613 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908128632] [2020-10-14 07:06:41,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:41,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:41,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:41,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:42,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:43,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:44,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3239 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 07:06:44,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-14 07:06:44,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,099 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:45,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:45,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:45,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:06:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:06:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:06:45,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:45,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:06:45,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:45,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:06:45,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:45,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:45,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:06:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:06:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:06:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:06:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:06:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:45,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:45,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 07:06:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:45,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:45,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-14 07:06:45,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [908128632] [2020-10-14 07:06:45,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:06:45,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:06:45,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896497281] [2020-10-14 07:06:45,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:06:45,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:45,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:06:45,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:06:45,294 INFO L87 Difference]: Start difference. First operand 634 states and 757 transitions. Second operand 9 states. [2020-10-14 07:06:45,623 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:47,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:47,124 INFO L93 Difference]: Finished difference Result 1553 states and 2113 transitions. [2020-10-14 07:06:47,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 07:06:47,124 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 124 [2020-10-14 07:06:47,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:47,131 INFO L225 Difference]: With dead ends: 1553 [2020-10-14 07:06:47,132 INFO L226 Difference]: Without dead ends: 947 [2020-10-14 07:06:47,134 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-14 07:06:47,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-10-14 07:06:47,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 638. [2020-10-14 07:06:47,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 638 states. [2020-10-14 07:06:47,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 755 transitions. [2020-10-14 07:06:47,254 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 755 transitions. Word has length 124 [2020-10-14 07:06:47,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:47,255 INFO L479 AbstractCegarLoop]: Abstraction has 638 states and 755 transitions. [2020-10-14 07:06:47,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:06:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 755 transitions. [2020-10-14 07:06:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-14 07:06:47,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:47,264 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 07:06:47,264 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:06:47,264 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:47,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:47,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1349243703, now seen corresponding path program 1 times [2020-10-14 07:06:47,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:47,265 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1030454679] [2020-10-14 07:06:47,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:47,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:47,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-14 07:06:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:06:52,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,511 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:06:52,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:06:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:06:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:52,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:06:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:06:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:06:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:06:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:06:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:06:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 07:06:52,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:52,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:52,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:52,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:06:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:06:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:06:52,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:06:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:52,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:06:52,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:06:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 07:06:52,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:06:52,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:06:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:06:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:06:52,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:06:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:06:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:06:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 07:06:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:06:52,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:52,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 07:06:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:52,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:52,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:06:52,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:06:52,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:06:52,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:06:52,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:06:52,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:06:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:06:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:06:52,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:06:52,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:06:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-14 07:06:52,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1030454679] [2020-10-14 07:06:52,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:06:52,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 07:06:52,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943410683] [2020-10-14 07:06:52,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:06:52,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:06:52,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:06:52,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:06:52,762 INFO L87 Difference]: Start difference. First operand 638 states and 755 transitions. Second operand 10 states. [2020-10-14 07:06:53,618 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:06:54,125 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:06:55,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:06:55,857 INFO L93 Difference]: Finished difference Result 1477 states and 1956 transitions. [2020-10-14 07:06:55,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-14 07:06:55,857 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 152 [2020-10-14 07:06:55,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:06:55,864 INFO L225 Difference]: With dead ends: 1477 [2020-10-14 07:06:55,864 INFO L226 Difference]: Without dead ends: 867 [2020-10-14 07:06:55,867 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=319, Invalid=1163, Unknown=0, NotChecked=0, Total=1482 [2020-10-14 07:06:55,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-14 07:06:55,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 559. [2020-10-14 07:06:55,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-10-14 07:06:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 621 transitions. [2020-10-14 07:06:55,960 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 621 transitions. Word has length 152 [2020-10-14 07:06:55,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:06:55,960 INFO L479 AbstractCegarLoop]: Abstraction has 559 states and 621 transitions. [2020-10-14 07:06:55,960 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:06:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 621 transitions. [2020-10-14 07:06:55,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-14 07:06:55,963 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:06:55,964 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2020-10-14 07:06:55,964 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:06:55,964 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:06:55,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:06:55,964 INFO L82 PathProgramCache]: Analyzing trace with hash 929645935, now seen corresponding path program 1 times [2020-10-14 07:06:55,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:06:55,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103082211] [2020-10-14 07:06:55,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:06:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:06:55,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:56,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:56,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:57,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:06:57,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-14 07:07:01,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:07:01,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:07:01,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 07:07:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 07:07:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-14 07:07:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,217 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:07:01,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:07:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:07:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:01,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:07:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:01,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:01,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:07:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:01,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:07:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:01,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:07:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 07:07:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:07:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 07:07:01,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:07:01,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:07:01,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:07:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:07:01,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:07:01,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:07:01,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:07:01,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:01,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:07:01,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:01,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:07:01,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:01,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:07:01,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:01,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:07:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:07:01,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:07:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 07:07:01,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:07:01,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:07:01,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:07:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:07:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:07:01,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:07:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:07:01,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:07:01,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-14 07:07:01,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 07:07:01,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:07:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:01,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 07:07:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:01,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 07:07:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:01,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:01,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:01,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:01,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:01,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:01,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-14 07:07:01,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103082211] [2020-10-14 07:07:01,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:07:01,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 07:07:01,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185950292] [2020-10-14 07:07:01,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:07:01,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:07:01,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:07:01,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:07:01,481 INFO L87 Difference]: Start difference. First operand 559 states and 621 transitions. Second operand 10 states. [2020-10-14 07:07:02,071 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:07:04,150 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:07:05,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:07:05,717 INFO L93 Difference]: Finished difference Result 1909 states and 2455 transitions. [2020-10-14 07:07:05,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-14 07:07:05,718 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 150 [2020-10-14 07:07:05,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:07:05,730 INFO L225 Difference]: With dead ends: 1909 [2020-10-14 07:07:05,730 INFO L226 Difference]: Without dead ends: 1378 [2020-10-14 07:07:05,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 63 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=255, Invalid=801, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 07:07:05,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2020-10-14 07:07:05,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 924. [2020-10-14 07:07:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2020-10-14 07:07:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1056 transitions. [2020-10-14 07:07:05,984 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1056 transitions. Word has length 150 [2020-10-14 07:07:05,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:07:05,986 INFO L479 AbstractCegarLoop]: Abstraction has 924 states and 1056 transitions. [2020-10-14 07:07:05,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:07:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1056 transitions. [2020-10-14 07:07:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-14 07:07:05,991 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:07:05,991 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:07:05,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:07:05,992 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:07:05,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:07:05,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1276503287, now seen corresponding path program 1 times [2020-10-14 07:07:05,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:07:05,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559271455] [2020-10-14 07:07:05,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:07:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:06,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:06,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:07,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-14 07:07:11,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:07:11,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:07:11,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 07:07:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:07:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-14 07:07:11,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,274 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:07:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:07:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:07:11,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:07:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:11,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:07:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:11,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:07:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:07:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:07:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:07:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:07:11,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:07:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:07:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:07:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 07:07:11,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:07:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 07:07:11,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:07:11,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:07:11,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:07:11,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:07:11,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:07:11,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:07:11,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:07:11,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:11,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:07:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:07:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:07:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:11,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:07:11,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:07:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:07:11,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:07:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 07:07:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:07:11,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:07:11,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:07:11,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:07:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:07:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:07:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:07:11,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:07:11,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:07:11,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:07:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 07:07:11,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:11,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:07:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:07:11,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:07:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:07:11,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:11,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:07:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:07:11,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:11,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:11,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 07:07:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 07:07:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:11,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:11,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:11,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 07:07:11,740 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559271455] [2020-10-14 07:07:11,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:07:11,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 07:07:11,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476447369] [2020-10-14 07:07:11,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 07:07:11,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:07:11,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 07:07:11,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:07:11,742 INFO L87 Difference]: Start difference. First operand 924 states and 1056 transitions. Second operand 15 states. [2020-10-14 07:07:12,223 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:07:12,758 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:07:15,282 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-14 07:07:15,763 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-14 07:07:16,259 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-14 07:07:17,223 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:07:17,483 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:07:17,741 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-14 07:07:17,977 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:07:19,585 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:07:21,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:07:21,339 INFO L93 Difference]: Finished difference Result 3345 states and 4500 transitions. [2020-10-14 07:07:21,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-14 07:07:21,340 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 154 [2020-10-14 07:07:21,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:07:21,355 INFO L225 Difference]: With dead ends: 3345 [2020-10-14 07:07:21,356 INFO L226 Difference]: Without dead ends: 2449 [2020-10-14 07:07:21,361 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 74 SyntacticMatches, 6 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1608 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=885, Invalid=3807, Unknown=0, NotChecked=0, Total=4692 [2020-10-14 07:07:21,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2449 states. [2020-10-14 07:07:21,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2449 to 1704. [2020-10-14 07:07:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1704 states. [2020-10-14 07:07:21,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 1967 transitions. [2020-10-14 07:07:21,759 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 1967 transitions. Word has length 154 [2020-10-14 07:07:21,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:07:21,761 INFO L479 AbstractCegarLoop]: Abstraction has 1704 states and 1967 transitions. [2020-10-14 07:07:21,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 07:07:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1967 transitions. [2020-10-14 07:07:21,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-14 07:07:21,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:07:21,765 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:07:21,765 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 07:07:21,765 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:07:21,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:07:21,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1836936951, now seen corresponding path program 1 times [2020-10-14 07:07:21,766 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:07:21,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1252146916] [2020-10-14 07:07:21,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:07:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:21,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 300 [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:07:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-14 07:07:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:07:22,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,340 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:07:22,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:07:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:07:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:07:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:22,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:07:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:07:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:07:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:07:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:07:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:07:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 07:07:22,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:07:22,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:07:22,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:07:22,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:07:22,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:07:22,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:07:22,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:07:22,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:07:22,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:22,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:07:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:07:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 07:07:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 07:07:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:07:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:07:22,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:07:22,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:07:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 07:07:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:07:22,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:07:22,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:07:22,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:07:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:07:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:07:22,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:07:22,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:07:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:07:22,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:07:22,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:07:22,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:07:22,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 07:07:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:07:22,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:22,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 07:07:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:07:22,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:07:22,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:07:22,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:07:22,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:07:22,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:07:22,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:07:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 07:07:22,656 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1252146916] [2020-10-14 07:07:22,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:07:22,656 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:07:22,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297357186] [2020-10-14 07:07:22,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:07:22,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:07:22,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:07:22,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:07:22,658 INFO L87 Difference]: Start difference. First operand 1704 states and 1967 transitions. Second operand 12 states. [2020-10-14 07:07:24,581 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:07:24,867 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-14 07:07:25,121 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:07:25,356 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:07:25,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:07:25,977 INFO L93 Difference]: Finished difference Result 2483 states and 3038 transitions. [2020-10-14 07:07:25,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 07:07:25,977 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2020-10-14 07:07:25,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:07:25,979 INFO L225 Difference]: With dead ends: 2483 [2020-10-14 07:07:25,979 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:07:25,986 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2020-10-14 07:07:25,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:07:25,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:07:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:07:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:07:25,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-10-14 07:07:25,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:07:25,988 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:07:25,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:07:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:07:25,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:07:25,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 07:07:25,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:07:26,327 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-10-14 07:07:29,010 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 403 DAG size of output: 341 [2020-10-14 07:07:31,981 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 27 [2020-10-14 07:07:34,935 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 425 DAG size of output: 369 [2020-10-14 07:07:37,509 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 433 DAG size of output: 377 [2020-10-14 07:07:39,388 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 380 DAG size of output: 327 [2020-10-14 07:07:40,419 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 380 DAG size of output: 327 [2020-10-14 07:07:41,014 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-14 07:07:41,194 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:07:41,378 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:41,718 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-14 07:07:41,881 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:07:42,057 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:44,593 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 284 DAG size of output: 35 [2020-10-14 07:07:45,080 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-14 07:07:45,334 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:07:45,873 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-14 07:07:46,401 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-14 07:07:46,754 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-14 07:07:46,932 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:07:47,424 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-14 07:07:47,789 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-14 07:07:48,532 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-14 07:07:48,722 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:49,227 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-14 07:07:49,550 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2020-10-14 07:07:49,731 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:50,312 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 34 [2020-10-14 07:07:50,452 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-14 07:07:53,421 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 314 DAG size of output: 37 [2020-10-14 07:07:53,775 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-14 07:07:53,963 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:54,331 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 17 [2020-10-14 07:07:54,645 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 12 [2020-10-14 07:07:54,833 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:55,382 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-14 07:07:55,559 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2020-10-14 07:07:55,733 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:07:55,920 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:56,275 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 26 [2020-10-14 07:07:56,447 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:07:56,591 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-14 07:07:56,780 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:57,270 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 21 [2020-10-14 07:07:57,459 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 28 [2020-10-14 07:07:57,672 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-14 07:08:00,384 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 322 DAG size of output: 37 [2020-10-14 07:08:00,690 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-14 07:08:01,104 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-14 07:08:01,252 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-14 07:08:03,286 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 269 DAG size of output: 35 [2020-10-14 07:08:05,301 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 269 DAG size of output: 35 [2020-10-14 07:08:05,782 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 21 [2020-10-14 07:08:05,787 INFO L268 CegarLoopResult]: For program point L705(lines 682 706) no Hoare annotation was computed. [2020-10-14 07:08:05,787 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 658 713) no Hoare annotation was computed. [2020-10-14 07:08:05,787 INFO L268 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point L689-1(lines 689 693) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point L683-2(lines 683 704) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 658 713) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 658 713) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point L766(lines 739 767) no Hoare annotation was computed. [2020-10-14 07:08:05,788 INFO L268 CegarLoopResult]: For program point L759(line 759) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 714 773) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 714 773) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 714 773) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point L746-1(lines 746 750) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point L740-2(lines 740 765) no Hoare annotation was computed. [2020-10-14 07:08:05,789 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:08:05,789 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:08:05,790 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:08:05,790 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:08:05,790 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:08:05,790 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,790 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2020-10-14 07:08:05,790 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2020-10-14 07:08:05,790 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,791 INFO L264 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,791 INFO L268 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2020-10-14 07:08:05,791 INFO L268 CegarLoopResult]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2020-10-14 07:08:05,791 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-14 07:08:05,791 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,791 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,792 INFO L264 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-14 07:08:05,792 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 07:08:05,793 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 447 455) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 447 455) the Hoare annotation is: true [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 447 455) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 511 529) the Hoare annotation is: true [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L271 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: true [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 511 529) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L518-1(line 518) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 511 529) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L475(lines 475 483) no Hoare annotation was computed. [2020-10-14 07:08:05,794 INFO L268 CegarLoopResult]: For program point L475-2(lines 475 483) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point L463(lines 463 471) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 456 491) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point L463-2(lines 463 471) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 456 491) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point L486-1(line 486) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 456 491) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 612 657) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 612 657) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 612 657) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 925 970) no Hoare annotation was computed. [2020-10-14 07:08:05,795 INFO L268 CegarLoopResult]: For program point L945(lines 945 952) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point L939(lines 939 959) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 925 970) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point L939-1(lines 939 959) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 925 970) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 436 446) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 436 446) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-14 07:08:05,796 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 436 446) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 428 435) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 428 435) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 428 435) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point L311(lines 311 317) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 307 320) no Hoare annotation was computed. [2020-10-14 07:08:05,797 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 307 320) the Hoare annotation is: true [2020-10-14 07:08:05,797 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 307 320) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L264 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (= |old(~pumpRunning~0)| 0)))) [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point L414-1(lines 395 419) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L264 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| 0)) (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1))) [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 395 419) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 (and (not (= 0 processEnvironment_~tmp~3)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse2) (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (not .cse2)))) [2020-10-14 07:08:05,798 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 395 419) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (= |old(~pumpRunning~0)| 0)))) [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point L403(lines 403 411) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L264 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (not .cse2)) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point L399(lines 399 416) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 361 367) no Hoare annotation was computed. [2020-10-14 07:08:05,798 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 361 367) the Hoare annotation is: true [2020-10-14 07:08:05,799 INFO L264 CegarLoopResult]: At program point testENTRY(lines 539 604) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point testFINAL(lines 539 604) no Hoare annotation was computed. [2020-10-14 07:08:05,799 INFO L264 CegarLoopResult]: At program point L597(lines 548 598) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-10-14 07:08:05,799 INFO L264 CegarLoopResult]: At program point L587-2(lines 579 592) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not .cse2) .cse1 (<= 2 ~waterLevel~0)))) [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point L550(lines 549 596) no Hoare annotation was computed. [2020-10-14 07:08:05,799 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not .cse2) .cse1 (<= 2 ~waterLevel~0)))) [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point L579(lines 579 592) no Hoare annotation was computed. [2020-10-14 07:08:05,799 INFO L264 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not .cse2) .cse1 (<= 2 ~waterLevel~0)))) [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point L569(lines 569 575) no Hoare annotation was computed. [2020-10-14 07:08:05,799 INFO L268 CegarLoopResult]: For program point L569-1(lines 569 575) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L264 CegarLoopResult]: At program point L594(lines 549 596) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not .cse2) .cse0 .cse1 (<= 2 ~waterLevel~0)))) [2020-10-14 07:08:05,800 INFO L264 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not .cse2) .cse0 .cse1 (<= 2 ~waterLevel~0)))) [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L559(lines 559 565) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L559-1(lines 559 565) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L551(lines 551 555) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point testEXIT(lines 539 604) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L893(lines 893 913) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L893-1(lines 893 913) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 879 924) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 879 924) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 879 924) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point L899(lines 899 906) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:08:05,800 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 321 329) the Hoare annotation is: true [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 193 221) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-10-14 07:08:05,801 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0))) [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L205(lines 205 215) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~waterLevel~0))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse0) (or .cse6 .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse1))) [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L203-1(line 203) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L201(lines 201 218) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L201-1(lines 193 221) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 193 221) no Hoare annotation was computed. [2020-10-14 07:08:05,801 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 185 192) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 185 192) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 185 192) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L283(lines 283 291) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 275 297) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 275 297) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 275 297) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L865(lines 865 872) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 776 878) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L826(lines 825 845) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-14 07:08:05,802 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L822(lines 822 863) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 776 878) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L800(lines 800 804) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L864(lines 864 875) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L827(lines 827 831) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L825-2(lines 825 845) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 776 878) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L846(lines 824 847) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point L805(lines 805 821) no Hoare annotation was computed. [2020-10-14 07:08:05,803 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#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~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 420 427) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 420 427) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 420 427) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 298 306) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 298 306) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 298 306) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 492 510) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 492 510) the Hoare annotation is: true [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point L501(lines 501 505) no Hoare annotation was computed. [2020-10-14 07:08:05,804 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 492 510) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L271 CegarLoopResult]: At program point L499(line 499) the Hoare annotation is: true [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point L499-1(line 499) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point L258-1(lines 254 265) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 254 265) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not .cse0) (not (<= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 254 265) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,805 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (= 0 ~systemActive~0)) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 (and .cse1 .cse2 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse3) (or (not (<= 1 |old(~waterLevel~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not .cse3) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-14 07:08:05,806 INFO L264 CegarLoopResult]: At program point L348(lines 348 354) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 2 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse2 (not .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)))) (or (not (<= 2 |old(~waterLevel~0)|)) .cse2 (and (= ~pumpRunning~0 0) .cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse3))) [2020-10-14 07:08:05,806 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= 2 |old(~waterLevel~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse0 .cse1) (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not .cse1) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point L341(lines 340 359) no Hoare annotation was computed. [2020-10-14 07:08:05,806 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 337 360) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 .cse1 (not .cse2) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 337 360) no Hoare annotation was computed. [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 337 360) no Hoare annotation was computed. [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-10-14 07:08:05,806 INFO L271 CegarLoopResult]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2020-10-14 07:08:05,806 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2020-10-14 07:08:05,806 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 07:08:05,807 INFO L271 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2020-10-14 07:08:05,807 INFO L271 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: true [2020-10-14 07:08:05,807 INFO L268 CegarLoopResult]: For program point L86-1(line 86) no Hoare annotation was computed. [2020-10-14 07:08:05,807 INFO L271 CegarLoopResult]: At program point L105(lines 80 109) the Hoare annotation is: true [2020-10-14 07:08:05,807 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-14 07:08:05,807 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 266 274) the Hoare annotation is: true [2020-10-14 07:08:05,807 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 266 274) no Hoare annotation was computed. [2020-10-14 07:08:05,807 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 266 274) no Hoare annotation was computed. [2020-10-14 07:08:05,807 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 230 241) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 230 241) no Hoare annotation was computed. [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point L234-1(lines 230 241) no Hoare annotation was computed. [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2020-10-14 07:08:05,808 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,808 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) [2020-10-14 07:08:05,808 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:08:05,808 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 530 537) no Hoare annotation was computed. [2020-10-14 07:08:05,809 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 530 537) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0)) (not .cse2) (not (<= 1 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-14 07:08:05,809 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 530 537) no Hoare annotation was computed. [2020-10-14 07:08:05,809 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 369 393) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:08:05,809 INFO L264 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:08:05,809 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 369 393) no Hoare annotation was computed. [2020-10-14 07:08:05,809 INFO L264 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:08:05,809 INFO L268 CegarLoopResult]: For program point L377(lines 377 385) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:08:05,810 INFO L268 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L268 CegarLoopResult]: For program point L373(lines 373 390) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L264 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:08:05,810 INFO L268 CegarLoopResult]: For program point L388-1(lines 369 393) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 242 253) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L268 CegarLoopResult]: For program point L246-1(lines 242 253) no Hoare annotation was computed. [2020-10-14 07:08:05,810 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 242 253) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (<= 1 |old(~waterLevel~0)|)) (not (= ~methAndRunningLastTime~0 0)) .cse0 (not .cse2) .cse1))) [2020-10-14 07:08:05,811 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 972 979) no Hoare annotation was computed. [2020-10-14 07:08:05,811 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2020-10-14 07:08:05,811 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 972 979) the Hoare annotation is: true [2020-10-14 07:08:05,811 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 972 979) no Hoare annotation was computed. [2020-10-14 07:08:05,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:08:05 BoogieIcfgContainer [2020-10-14 07:08:05,832 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:08:05,835 INFO L168 Benchmark]: Toolchain (without parser) took 136785.00 ms. Allocated memory was 147.8 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 103.3 MB in the beginning and 1.0 GB in the end (delta: -940.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,836 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.00 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.9 MB in the beginning and 169.7 MB in the end (delta: -66.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,840 INFO L168 Benchmark]: Boogie Preprocessor took 176.43 ms. Allocated memory is still 204.5 MB. Free memory was 169.7 MB in the beginning and 165.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,843 INFO L168 Benchmark]: RCFGBuilder took 1124.09 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 192.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,844 INFO L168 Benchmark]: TraceAbstraction took 134833.95 ms. Allocated memory was 237.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 190.4 MB in the beginning and 1.0 GB in the end (delta: -852.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2020-10-14 07:08:05,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.00 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.9 MB in the beginning and 169.7 MB in the end (delta: -66.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 176.43 ms. Allocated memory is still 204.5 MB. Free memory was 169.7 MB in the beginning and 165.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1124.09 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 192.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 134833.95 ms. Allocated memory was 237.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 190.4 MB in the beginning and 1.0 GB in the end (delta: -852.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 976]: 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: 549]: Loop Invariant Derived loop invariant: (((((!(1 <= \old(waterLevel)) || \old(systemActive) == 0) || ((((splverifierCounter <= 0 && !(0 == systemActive)) && pumpRunning == 0) && 1 <= waterLevel) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((!(pumpRunning == 0) && splverifierCounter <= 0) && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: (((!(1 <= \old(waterLevel)) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.9s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 39.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 39.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1649 SDtfs, 5472 SDslu, 1699 SDs, 0 SdLazy, 9288 SolverSat, 4386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 741 GetRequests, 473 SyntacticMatches, 11 SemanticMatches, 257 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2686 ImplicationChecksByTransitivity, 15.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1704occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2258 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2315 PreInvPairs, 2557 NumberOfFragments, 1597 HoareAnnotationTreeSize, 2315 FomulaSimplifications, 148528843776 FormulaSimplificationTreeSizeReduction, 14.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 64189060 FormulaSimplificationTreeSizeReductionInter, 25.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 53.1s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1226 ConstructedInterpolants, 0 QuantifiedInterpolants, 452838 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 177/190 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...