/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_spec5_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:21:33,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:21:33,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:21:33,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:21:33,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:21:33,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:21:33,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:21:33,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:21:33,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:21:33,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:21:33,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:21:33,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:21:33,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:21:33,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:21:33,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:21:33,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:21:33,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:21:33,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:21:33,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:21:33,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:21:33,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:21:33,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:21:33,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:21:33,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:21:33,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:21:33,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:21:33,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:21:33,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:21:33,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:21:33,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:21:33,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:21:33,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:21:33,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:21:33,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:21:33,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:21:33,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:21:33,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:21:33,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:21:33,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:21:33,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:21:33,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:21:33,952 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 07:21:33,975 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:21:33,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:21:33,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:21:33,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:21:33,977 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:21:33,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:21:33,977 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:21:33,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:21:33,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:21:33,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:21:33,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:21:33,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:21:33,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:21:33,979 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:21:33,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:21:33,979 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:21:33,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:21:33,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:21:33,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:21:33,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:21:33,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:21:33,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:21:33,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:21:33,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:21:33,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:21:33,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:21:33,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:21:33,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:21:33,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:21:33,982 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 07:21:34,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:21:34,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:21:34,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:21:34,312 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:21:34,312 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:21:34,313 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-10-14 07:21:34,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f85d51076/5e75a07791bd4f89b4cac70b9c0ac22a/FLAG646523394 [2020-10-14 07:21:34,941 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:21:34,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-10-14 07:21:34,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f85d51076/5e75a07791bd4f89b4cac70b9c0ac22a/FLAG646523394 [2020-10-14 07:21:35,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f85d51076/5e75a07791bd4f89b4cac70b9c0ac22a [2020-10-14 07:21:35,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:21:35,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:21:35,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:21:35,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:21:35,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:21:35,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:21:35" (1/1) ... [2020-10-14 07:21:35,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f30a912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:35, skipping insertion in model container [2020-10-14 07:21:35,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:21:35" (1/1) ... [2020-10-14 07:21:35,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:21:35,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:21:35,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:21:35,785 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:21:35,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:21:36,008 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:21:36,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36 WrapperNode [2020-10-14 07:21:36,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:21:36,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:21:36,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:21:36,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:21:36,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (1/1) ... [2020-10-14 07:21:36,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:21:36,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:21:36,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:21:36,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:21:36,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (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 07:21:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:21:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:21:36,179 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:21:36,179 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:21:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:21:36,181 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:21:36,181 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:21:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:21:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:21:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:21:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:21:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:21:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:21:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:21:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:21:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:21:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:21:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:21:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:21:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:21:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:21:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:21:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:21:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:21:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:21:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:21:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:21:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:21:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:21:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:21:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:21:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:21:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:21:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:21:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:21:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:21:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:21:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:21:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:21:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:21:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:21:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:21:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:21:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:21:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:21:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:21:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:21:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:21:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:21:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:21:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:21:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:21:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:21:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:21:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:21:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:21:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:21:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:21:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:21:37,219 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:21:37,219 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:21:37,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:21:37 BoogieIcfgContainer [2020-10-14 07:21:37,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:21:37,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:21:37,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:21:37,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:21:37,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:21:35" (1/3) ... [2020-10-14 07:21:37,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471f33f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:21:37, skipping insertion in model container [2020-10-14 07:21:37,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:21:36" (2/3) ... [2020-10-14 07:21:37,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471f33f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:21:37, skipping insertion in model container [2020-10-14 07:21:37,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:21:37" (3/3) ... [2020-10-14 07:21:37,234 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2020-10-14 07:21:37,244 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:21:37,252 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:21:37,266 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:21:37,292 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:21:37,293 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:21:37,293 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:21:37,293 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:21:37,294 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:21:37,295 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:21:37,295 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:21:37,295 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:21:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states. [2020-10-14 07:21:37,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:21:37,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:21:37,333 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:21:37,333 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:21:37,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:21:37,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1747867680, now seen corresponding path program 1 times [2020-10-14 07:21:37,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:21:37,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1026611198] [2020-10-14 07:21:37,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:21:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:37,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:37,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:38,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:39,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:39,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:42,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:42,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:21:42,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:21:42,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 07:21:42,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:42,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:42,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:21:42,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:42,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:21:43,009 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:21:43,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 07:21:43,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:21:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:43,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:21:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:43,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:21:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:21:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:43,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:21:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:21:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:21:43,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:21:43,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:21:43,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:43,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:21:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:21:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:21:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:43,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:43,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:43,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:43,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:43,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:43,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:43,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:43,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:43,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:21:43,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:43,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:21:43,163 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1026611198] [2020-10-14 07:21:43,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:21:43,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:21:43,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972300343] [2020-10-14 07:21:43,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:21:43,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:21:43,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:21:43,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:21:43,192 INFO L87 Difference]: Start difference. First operand 209 states. Second operand 4 states. [2020-10-14 07:21:45,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:21:45,207 INFO L93 Difference]: Finished difference Result 366 states and 469 transitions. [2020-10-14 07:21:45,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:21:45,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:21:45,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:21:45,225 INFO L225 Difference]: With dead ends: 366 [2020-10-14 07:21:45,226 INFO L226 Difference]: Without dead ends: 201 [2020-10-14 07:21:45,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:21:45,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-10-14 07:21:45,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 166. [2020-10-14 07:21:45,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-10-14 07:21:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 196 transitions. [2020-10-14 07:21:45,385 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 196 transitions. Word has length 59 [2020-10-14 07:21:45,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:21:45,386 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 196 transitions. [2020-10-14 07:21:45,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:21:45,386 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 196 transitions. [2020-10-14 07:21:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:21:45,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:21:45,390 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:21:45,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:21:45,391 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:21:45,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:21:45,392 INFO L82 PathProgramCache]: Analyzing trace with hash 2102602730, now seen corresponding path program 1 times [2020-10-14 07:21:45,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:21:45,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152000908] [2020-10-14 07:21:45,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:21:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:45,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:45,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:46,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:46,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:47,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:21:50,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:21:50,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-14 07:21:50,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:21:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:21:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:21:50,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,803 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:21:50,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:21:50,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:21:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:21:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:50,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:21:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:21:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:50,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:21:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:21:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:21:50,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:21:50,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:21:50,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:50,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:21:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:21:50,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:21:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:50,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:50,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:50,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:50,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:50,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:50,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:50,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:50,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:50,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:21:50,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:50,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:21:50,920 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152000908] [2020-10-14 07:21:50,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:21:50,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:21:50,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509960891] [2020-10-14 07:21:50,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:21:50,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:21:50,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:21:50,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:21:50,923 INFO L87 Difference]: Start difference. First operand 166 states and 196 transitions. Second operand 5 states. [2020-10-14 07:21:51,433 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:52,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:21:52,564 INFO L93 Difference]: Finished difference Result 301 states and 369 transitions. [2020-10-14 07:21:52,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:21:52,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-14 07:21:52,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:21:52,571 INFO L225 Difference]: With dead ends: 301 [2020-10-14 07:21:52,572 INFO L226 Difference]: Without dead ends: 191 [2020-10-14 07:21:52,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 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 07:21:52,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-14 07:21:52,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 157. [2020-10-14 07:21:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-14 07:21:52,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 184 transitions. [2020-10-14 07:21:52,708 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 184 transitions. Word has length 60 [2020-10-14 07:21:52,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:21:52,708 INFO L479 AbstractCegarLoop]: Abstraction has 157 states and 184 transitions. [2020-10-14 07:21:52,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:21:52,709 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 184 transitions. [2020-10-14 07:21:52,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 07:21:52,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:21:52,720 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:21:52,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:21:52,720 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:21:52,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:21:52,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1388581610, now seen corresponding path program 1 times [2020-10-14 07:21:52,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:21:52,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170212045] [2020-10-14 07:21:52,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:21:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:52,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:53,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:53,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:53,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:55,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:55,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-14 07:21:55,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:21:55,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3059 [2020-10-14 07:21:55,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:55,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:55,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:21:55,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 07:21:55,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:21:55,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,184 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:21:56,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:21:56,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:21:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:56,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:56,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:21:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:56,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:21:56,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:21:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:21:56,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:21:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:21:56,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:21:56,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:21:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:21:56,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:21:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:21:56,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:21:56,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:21:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:21:56,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:21:56,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:21:56,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:21:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:21:56,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:21:56,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:21:56,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:21:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:21:56,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:21:56,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:21:56,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:21:56,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:21:56,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:21:56,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:21:56,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:21:56,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:21:56,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:21:56,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:21:56,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:21:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:21:56,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170212045] [2020-10-14 07:21:56,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:21:56,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:21:56,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070900143] [2020-10-14 07:21:56,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:21:56,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:21:56,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:21:56,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:21:56,348 INFO L87 Difference]: Start difference. First operand 157 states and 184 transitions. Second operand 8 states. [2020-10-14 07:21:56,773 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:57,553 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:21:58,479 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:58,769 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:21:59,316 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:21:59,574 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-14 07:22:00,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:00,210 INFO L93 Difference]: Finished difference Result 394 states and 501 transitions. [2020-10-14 07:22:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:22:00,210 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-14 07:22:00,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:00,215 INFO L225 Difference]: With dead ends: 394 [2020-10-14 07:22:00,215 INFO L226 Difference]: Without dead ends: 265 [2020-10-14 07:22:00,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:22:00,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-14 07:22:00,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 231. [2020-10-14 07:22:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-14 07:22:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 273 transitions. [2020-10-14 07:22:00,271 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 273 transitions. Word has length 65 [2020-10-14 07:22:00,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:00,272 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 273 transitions. [2020-10-14 07:22:00,272 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:22:00,272 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 273 transitions. [2020-10-14 07:22:00,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-14 07:22:00,274 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:00,274 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:00,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:22:00,274 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:00,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:00,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1621424268, now seen corresponding path program 1 times [2020-10-14 07:22:00,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:00,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904089508] [2020-10-14 07:22:00,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:00,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:00,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:00,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-14 07:22:00,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:00,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-14 07:22:00,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:00,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:22:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-14 07:22:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:22:00,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:00,904 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:00,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:00,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:00,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:00,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:00,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:00,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-14 07:22:00,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:00,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:00,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:00,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:00,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:00,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:00,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:00,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:00,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:00,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:00,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:00,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:00,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:00,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:00,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:00,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:00,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:00,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:00,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:00,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:00,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:00,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:00,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:00,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:00,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:00,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:00,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:00,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:01,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:22:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:01,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:01,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:22:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:01,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:22:01,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:22:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:22:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:22:01,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:01,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:22:01,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:22:01,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:22:01,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:22:01,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:01,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:01,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:22:01,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:22:01,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:01,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:22:01,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:01,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:22:01,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:01,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:01,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:22:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:01,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:01,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 07:22:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:01,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:01,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:01,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:01,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:01,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:01,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:01,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:01,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:22:01,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904089508] [2020-10-14 07:22:01,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:22:01,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:22:01,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772563728] [2020-10-14 07:22:01,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:22:01,272 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:01,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:22:01,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:22:01,273 INFO L87 Difference]: Start difference. First operand 231 states and 273 transitions. Second operand 9 states. [2020-10-14 07:22:02,461 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:02,699 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:22:02,972 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:22:03,233 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:22:04,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:04,112 INFO L93 Difference]: Finished difference Result 491 states and 619 transitions. [2020-10-14 07:22:04,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:22:04,113 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 98 [2020-10-14 07:22:04,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:04,117 INFO L225 Difference]: With dead ends: 491 [2020-10-14 07:22:04,118 INFO L226 Difference]: Without dead ends: 288 [2020-10-14 07:22:04,119 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:22:04,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-10-14 07:22:04,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 245. [2020-10-14 07:22:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-14 07:22:04,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 289 transitions. [2020-10-14 07:22:04,168 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 289 transitions. Word has length 98 [2020-10-14 07:22:04,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:04,168 INFO L479 AbstractCegarLoop]: Abstraction has 245 states and 289 transitions. [2020-10-14 07:22:04,168 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:22:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 289 transitions. [2020-10-14 07:22:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-14 07:22:04,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:04,170 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:04,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:22:04,170 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:04,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:04,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1693810826, now seen corresponding path program 1 times [2020-10-14 07:22:04,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:04,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554771081] [2020-10-14 07:22:04,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-14 07:22:04,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-14 07:22:04,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:04,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-14 07:22:04,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,676 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:04,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 07:22:04,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:04,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:04,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:04,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:04,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:04,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:22:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:04,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:22:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:04,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 07:22:04,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:04,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 07:22:04,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:04,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:04,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:22:04,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:04,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:22:04,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:04,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:22:04,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:22:04,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:04,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:22:04,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:04,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:22:04,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:04,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:04,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:22:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:04,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:04,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:22:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 07:22:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:04,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:04,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:04,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:04,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:04,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:04,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:04,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:04,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:04,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:04,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:04,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:22:04,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1554771081] [2020-10-14 07:22:04,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:22:04,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:22:04,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389735909] [2020-10-14 07:22:04,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:22:04,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:04,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:22:04,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:22:04,959 INFO L87 Difference]: Start difference. First operand 245 states and 289 transitions. Second operand 8 states. [2020-10-14 07:22:06,112 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:06,366 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:06,612 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:07,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:07,572 INFO L93 Difference]: Finished difference Result 512 states and 654 transitions. [2020-10-14 07:22:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:22:07,573 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-10-14 07:22:07,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:07,579 INFO L225 Difference]: With dead ends: 512 [2020-10-14 07:22:07,579 INFO L226 Difference]: Without dead ends: 295 [2020-10-14 07:22:07,582 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 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 07:22:07,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-14 07:22:07,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 249. [2020-10-14 07:22:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2020-10-14 07:22:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 293 transitions. [2020-10-14 07:22:07,645 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 293 transitions. Word has length 98 [2020-10-14 07:22:07,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:07,646 INFO L479 AbstractCegarLoop]: Abstraction has 249 states and 293 transitions. [2020-10-14 07:22:07,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:22:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 293 transitions. [2020-10-14 07:22:07,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-14 07:22:07,647 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:07,648 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:07,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:22:07,648 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:07,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:07,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1364045065, now seen corresponding path program 1 times [2020-10-14 07:22:07,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:07,649 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676832272] [2020-10-14 07:22:07,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:07,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-14 07:22:08,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 466 [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 07:22:08,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,400 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:08,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 07:22:08,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:22:08,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:08,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:22:08,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:08,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:22:08,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:08,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:22:08,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:08,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:22:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:08,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:08,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:22:08,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:08,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:08,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:08,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:22:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:08,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:22:08,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 07:22:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 07:22:08,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:08,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:22:08,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:22:08,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:08,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:22:08,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:22:08,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:08,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:22:08,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:22:08,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:08,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:08,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:22:08,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:08,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:08,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:22:08,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:22:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:08,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:08,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 07:22:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:08,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:08,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:08,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:08,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:08,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:08,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:08,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:08,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:22:08,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676832272] [2020-10-14 07:22:08,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:22:08,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:22:08,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752668201] [2020-10-14 07:22:08,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:22:08,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:08,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:22:08,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:22:08,739 INFO L87 Difference]: Start difference. First operand 249 states and 293 transitions. Second operand 7 states. [2020-10-14 07:22:09,071 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:09,591 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:12,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:12,001 INFO L93 Difference]: Finished difference Result 737 states and 945 transitions. [2020-10-14 07:22:12,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 07:22:12,001 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2020-10-14 07:22:12,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:12,006 INFO L225 Difference]: With dead ends: 737 [2020-10-14 07:22:12,006 INFO L226 Difference]: Without dead ends: 516 [2020-10-14 07:22:12,008 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:22:12,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-10-14 07:22:12,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 470. [2020-10-14 07:22:12,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-14 07:22:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 564 transitions. [2020-10-14 07:22:12,092 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 564 transitions. Word has length 98 [2020-10-14 07:22:12,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:12,093 INFO L479 AbstractCegarLoop]: Abstraction has 470 states and 564 transitions. [2020-10-14 07:22:12,093 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:22:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 564 transitions. [2020-10-14 07:22:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-14 07:22:12,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:12,095 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:12,095 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:22:12,095 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:12,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:12,096 INFO L82 PathProgramCache]: Analyzing trace with hash 884836017, now seen corresponding path program 1 times [2020-10-14 07:22:12,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:12,096 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1183153151] [2020-10-14 07:22:12,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 07:22:13,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:22:13,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1410 [2020-10-14 07:22:13,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:22:13,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:22:13,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-14 07:22:13,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,791 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:13,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:22:13,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:13,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:13,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:13,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:13,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:13,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:13,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:22:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:13,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:22:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:22:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:13,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:13,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:22:13,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:13,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:13,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:13,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 07:22:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:13,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:22:13,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:22:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 07:22:13,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:13,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:22:13,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:22:13,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:13,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:13,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:22:13,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:22:13,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:13,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:13,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:13,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:22:13,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:13,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:13,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:13,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:22:13,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:13,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:13,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:13,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:13,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:13,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:22:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:13,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:13,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:13,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:13,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:13,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:13,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:13,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:13,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:22:13,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:13,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:13,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:14,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 07:22:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:14,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:14,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:14,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:14,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:22:14,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1183153151] [2020-10-14 07:22:14,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:22:14,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 07:22:14,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655842391] [2020-10-14 07:22:14,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:22:14,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:14,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:22:14,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:22:14,042 INFO L87 Difference]: Start difference. First operand 470 states and 564 transitions. Second operand 12 states. [2020-10-14 07:22:14,459 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:15,473 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:22:15,781 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:22:16,214 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:17,226 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:22:17,491 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:22:17,757 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:22:19,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:19,299 INFO L93 Difference]: Finished difference Result 953 states and 1217 transitions. [2020-10-14 07:22:19,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:22:19,299 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-14 07:22:19,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:19,309 INFO L225 Difference]: With dead ends: 953 [2020-10-14 07:22:19,309 INFO L226 Difference]: Without dead ends: 595 [2020-10-14 07:22:19,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-14 07:22:19,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2020-10-14 07:22:19,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 525. [2020-10-14 07:22:19,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2020-10-14 07:22:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 634 transitions. [2020-10-14 07:22:19,448 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 634 transitions. Word has length 102 [2020-10-14 07:22:19,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:19,449 INFO L479 AbstractCegarLoop]: Abstraction has 525 states and 634 transitions. [2020-10-14 07:22:19,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:22:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 634 transitions. [2020-10-14 07:22:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-14 07:22:19,457 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:19,457 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:19,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:22:19,458 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:19,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:19,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1847893255, now seen corresponding path program 1 times [2020-10-14 07:22:19,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:19,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [729605586] [2020-10-14 07:22:19,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:19,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:19,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:19,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:19,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:20,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:20,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:21,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-14 07:22:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-14 07:22:24,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:24,780 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:24,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:22:24,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:24,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:24,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:24,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:22:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:22:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 07:22:24,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:24,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:24,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:24,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:22:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:22:24,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 07:22:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:22:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:22:24,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:22:24,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:24,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 07:22:24,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:24,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:24,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:24,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:24,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:24,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:24,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:24,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:24,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:24,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:24,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:24,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:24,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:24,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:24,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:22:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:25,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:22:25,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 07:22:25,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:25,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:25,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:25,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:25,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:25,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:25,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:25,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:25,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:22:25,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:25,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:22:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:22:25,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:25,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:22:25,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:25,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 07:22:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:25,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:25,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:22:25,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:25,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:25,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-14 07:22:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:25,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:25,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 07:22:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:25,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 07:22:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:25,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:25,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:25,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:25,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:25,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:25,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:25,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:25,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:25,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:25,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-14 07:22:25,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [729605586] [2020-10-14 07:22:25,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:22:25,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:22:25,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585699329] [2020-10-14 07:22:25,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:22:25,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:25,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:22:25,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:22:25,192 INFO L87 Difference]: Start difference. First operand 525 states and 634 transitions. Second operand 8 states. [2020-10-14 07:22:25,828 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:27,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:27,819 INFO L93 Difference]: Finished difference Result 1250 states and 1576 transitions. [2020-10-14 07:22:27,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 07:22:27,820 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 174 [2020-10-14 07:22:27,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:27,825 INFO L225 Difference]: With dead ends: 1250 [2020-10-14 07:22:27,825 INFO L226 Difference]: Without dead ends: 753 [2020-10-14 07:22:27,827 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:22:27,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2020-10-14 07:22:27,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 656. [2020-10-14 07:22:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 656 states. [2020-10-14 07:22:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 794 transitions. [2020-10-14 07:22:27,947 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 794 transitions. Word has length 174 [2020-10-14 07:22:27,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:27,947 INFO L479 AbstractCegarLoop]: Abstraction has 656 states and 794 transitions. [2020-10-14 07:22:27,947 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:22:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 794 transitions. [2020-10-14 07:22:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-14 07:22:27,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:27,952 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:27,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:22:27,952 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:27,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:27,953 INFO L82 PathProgramCache]: Analyzing trace with hash 129121886, now seen corresponding path program 1 times [2020-10-14 07:22:27,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:27,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [573223023] [2020-10-14 07:22:27,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:28,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:28,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:28,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:28,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:30,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:32,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:32,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 07:22:32,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:22:32,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:22:32,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:32,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:32,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:32,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 07:22:32,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-14 07:22:32,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,221 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:33,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:22:33,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:33,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:33,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:33,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:22:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:22:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:33,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:33,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:22:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 07:22:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:22:33,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:22:33,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:22:33,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 07:22:33,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:33,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:22:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:33,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:22:33,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:33,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:33,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:33,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:22:33,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:33,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:33,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:22:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:22:33,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 07:22:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:33,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:33,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:33,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:22:33,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 07:22:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:33,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:33,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 07:22:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:22:33,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:22:33,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 07:22:33,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:22:33,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:22:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:22:33,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:22:33,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:33,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:22:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:33,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:33,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:33,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-14 07:22:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:33,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:33,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-14 07:22:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:33,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:33,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:33,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:33,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:33,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:33,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:33,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:22:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:33,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-14 07:22:33,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [573223023] [2020-10-14 07:22:33,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:22:33,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:22:33,635 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119622596] [2020-10-14 07:22:33,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:22:33,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:33,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:22:33,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:22:33,637 INFO L87 Difference]: Start difference. First operand 656 states and 794 transitions. Second operand 9 states. [2020-10-14 07:22:34,480 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:36,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:36,582 INFO L93 Difference]: Finished difference Result 1409 states and 1765 transitions. [2020-10-14 07:22:36,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:22:36,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 185 [2020-10-14 07:22:36,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:36,590 INFO L225 Difference]: With dead ends: 1409 [2020-10-14 07:22:36,590 INFO L226 Difference]: Without dead ends: 781 [2020-10-14 07:22:36,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2020-10-14 07:22:36,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781 states. [2020-10-14 07:22:36,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781 to 666. [2020-10-14 07:22:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2020-10-14 07:22:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 792 transitions. [2020-10-14 07:22:36,720 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 792 transitions. Word has length 185 [2020-10-14 07:22:36,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:36,720 INFO L479 AbstractCegarLoop]: Abstraction has 666 states and 792 transitions. [2020-10-14 07:22:36,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:22:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 792 transitions. [2020-10-14 07:22:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-14 07:22:36,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:22:36,725 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:22:36,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:22:36,725 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:22:36,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:22:36,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1627137653, now seen corresponding path program 1 times [2020-10-14 07:22:36,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:22:36,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1141044268] [2020-10-14 07:22:36,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:22:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:36,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:36,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:36,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:37,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:38,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:38,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:38,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:38,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:22:41,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 116 [2020-10-14 07:22:41,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 136 [2020-10-14 07:22:41,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,017 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:22:42,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:22:42,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:22:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:42,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:22:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:42,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:22:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:22:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:22:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:22:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:22:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 07:22:42,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:42,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:22:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 07:22:42,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 07:22:42,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:22:42,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:22:42,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:22:42,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:22:42,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:42,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:42,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:22:42,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:22:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:22:42,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:42,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:22:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:22:42,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:22:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:22:42,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:22:42,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:22:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:22:42,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:22:42,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:22:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 07:22:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:22:42,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:22:42,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-14 07:22:42,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:22:42,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:22:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:22:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:42,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:22:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:22:42,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:22:42,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:22:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:22:42,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:22:42,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:22:42,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:22:42,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 07:22:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 07:22:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:22:42,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:22:42,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:22:42,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:22:42,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:22:42,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:22:42,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:22:42,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:22:42,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:22:42,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:22:42,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:22:42,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:22:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-14 07:22:42,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1141044268] [2020-10-14 07:22:42,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:22:42,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:22:42,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134095828] [2020-10-14 07:22:42,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:22:42,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:22:42,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:22:42,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:22:42,345 INFO L87 Difference]: Start difference. First operand 666 states and 792 transitions. Second operand 12 states. [2020-10-14 07:22:42,783 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:22:43,480 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:43,773 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:44,273 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:45,249 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:22:45,533 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:46,175 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:22:46,459 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:22:47,006 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-10-14 07:22:47,529 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:22:47,909 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:22:48,638 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:22:49,139 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:22:49,925 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:22:50,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:22:50,566 INFO L93 Difference]: Finished difference Result 1411 states and 1724 transitions. [2020-10-14 07:22:50,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-14 07:22:50,567 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 180 [2020-10-14 07:22:50,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:22:50,568 INFO L225 Difference]: With dead ends: 1411 [2020-10-14 07:22:50,569 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:22:50,580 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 70 SyntacticMatches, 5 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=478, Invalid=1502, Unknown=0, NotChecked=0, Total=1980 [2020-10-14 07:22:50,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:22:50,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:22:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:22:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:22:50,582 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2020-10-14 07:22:50,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:22:50,583 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:22:50,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:22:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:22:50,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:22:50,584 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:22:50,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:22:52,034 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 244 [2020-10-14 07:22:53,159 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 273 [2020-10-14 07:22:54,358 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 266 [2020-10-14 07:22:55,928 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 261 [2020-10-14 07:22:56,243 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 260 [2020-10-14 07:22:56,807 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2020-10-14 07:22:57,936 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-14 07:22:58,555 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-14 07:22:59,141 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 43 [2020-10-14 07:22:59,329 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-14 07:22:59,506 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:22:59,898 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-14 07:23:00,140 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-14 07:23:00,784 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-14 07:23:01,772 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 43 [2020-10-14 07:23:02,050 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:02,429 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-14 07:23:02,619 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-14 07:23:04,007 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 197 DAG size of output: 58 [2020-10-14 07:23:04,199 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:05,515 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-10-14 07:23:05,777 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:23:06,838 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 217 DAG size of output: 42 [2020-10-14 07:23:07,008 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-14 07:23:09,101 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 194 DAG size of output: 42 [2020-10-14 07:23:09,285 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-14 07:23:09,709 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-14 07:23:11,074 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 35 [2020-10-14 07:23:11,271 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:23:11,697 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-14 07:23:12,531 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 39 [2020-10-14 07:23:13,693 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-10-14 07:23:15,629 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 185 DAG size of output: 34 [2020-10-14 07:23:15,891 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-14 07:23:16,509 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-14 07:23:17,474 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 47 [2020-10-14 07:23:17,840 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:18,851 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 212 DAG size of output: 43 [2020-10-14 07:23:19,109 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 23 [2020-10-14 07:23:19,482 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:20,004 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-14 07:23:20,206 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:20,589 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:21,151 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 41 [2020-10-14 07:23:21,545 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:21,810 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:22,454 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 43 [2020-10-14 07:23:23,392 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 53 [2020-10-14 07:23:23,575 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-14 07:23:23,781 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-14 07:23:23,979 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-14 07:23:24,174 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:24,606 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:24,801 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:24,994 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:23:25,641 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2020-10-14 07:23:26,013 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:26,461 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:23:27,876 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 194 DAG size of output: 41 [2020-10-14 07:23:27,881 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 627 682) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point L658-1(lines 658 662) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point L652-2(lines 652 673) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 627 682) no Hoare annotation was computed. [2020-10-14 07:23:27,882 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 627 682) no Hoare annotation was computed. [2020-10-14 07:23:27,883 INFO L268 CegarLoopResult]: For program point L674(lines 651 675) no Hoare annotation was computed. [2020-10-14 07:23:27,883 INFO L268 CegarLoopResult]: For program point L735(lines 708 736) no Hoare annotation was computed. [2020-10-14 07:23:27,883 INFO L268 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-10-14 07:23:27,883 INFO L268 CegarLoopResult]: For program point L728-1(line 728) no Hoare annotation was computed. [2020-10-14 07:23:27,883 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 683 742) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 683 742) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point L715-1(lines 715 719) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 683 742) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-10-14 07:23:27,884 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 734) no Hoare annotation was computed. [2020-10-14 07:23:27,885 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 500 506) the Hoare annotation is: true [2020-10-14 07:23:27,885 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 500 506) no Hoare annotation was computed. [2020-10-14 07:23:27,885 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 507 515) no Hoare annotation was computed. [2020-10-14 07:23:27,885 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 507 515) the Hoare annotation is: true [2020-10-14 07:23:27,885 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 507 515) no Hoare annotation was computed. [2020-10-14 07:23:27,885 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 527 534) the Hoare annotation is: (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:23:27,886 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 527 534) no Hoare annotation was computed. [2020-10-14 07:23:27,886 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 527 534) no Hoare annotation was computed. [2020-10-14 07:23:27,886 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 535 544) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse8 (= 0 ~systemActive~0)) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse6 (not (<= 2 ~waterLevel~0)))) (and (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse5 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse6) (or (not (= ~waterLevel~0 1)) .cse0 .cse2 .cse3) (or .cse7 .cse4 .cse1 .cse5 .cse8) (or .cse7 .cse1 .cse8 .cse2 .cse6))) [2020-10-14 07:23:27,886 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-14 07:23:27,886 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 535 544) no Hoare annotation was computed. [2020-10-14 07:23:27,886 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 535 544) no Hoare annotation was computed. [2020-10-14 07:23:27,887 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 545 573) the Hoare annotation is: true [2020-10-14 07:23:27,887 INFO L264 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse4 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= 0 ~systemActive~0)) (.cse5 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse5) (or .cse0 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse4 .cse2 .cse3 (not (= ~switchedOnBeforeTS~0 1)) .cse5))) [2020-10-14 07:23:27,887 INFO L268 CegarLoopResult]: For program point L558(lines 558 564) no Hoare annotation was computed. [2020-10-14 07:23:27,887 INFO L268 CegarLoopResult]: For program point L557(lines 557 567) no Hoare annotation was computed. [2020-10-14 07:23:27,887 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 545 573) no Hoare annotation was computed. [2020-10-14 07:23:27,887 INFO L264 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1) (or (not (= ~pumpRunning~0 1)) .cse0 (= 0 ~systemActive~0) .cse1))) [2020-10-14 07:23:27,887 INFO L268 CegarLoopResult]: For program point L555-1(line 555) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L553(lines 553 570) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L553-1(lines 545 573) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L271 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: true [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L264 CegarLoopResult]: At program point L1026-1(line 1026) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L1024(lines 1024 1031) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L1024-1(lines 1024 1031) no Hoare annotation was computed. [2020-10-14 07:23:27,888 INFO L268 CegarLoopResult]: For program point L1022(line 1022) no Hoare annotation was computed. [2020-10-14 07:23:27,889 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1014 1036) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,889 INFO L264 CegarLoopResult]: At program point L1021(line 1021) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,889 INFO L264 CegarLoopResult]: At program point L1020(line 1020) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,889 INFO L264 CegarLoopResult]: At program point L1020-1(line 1020) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,889 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1014 1036) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 1014 1036) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L264 CegarLoopResult]: At program point L1026(line 1026) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 972 995) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point L990(line 990) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point L989(line 989) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 972 995) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point L988(line 988) no Hoare annotation was computed. [2020-10-14 07:23:27,890 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 972 995) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L987(line 987) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L986(line 986) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L985(line 985) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L984(line 984) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L983(line 983) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L982(line 982) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L981(line 981) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L980(line 980) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L979(line 979) no Hoare annotation was computed. [2020-10-14 07:23:27,891 INFO L268 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2020-10-14 07:23:27,892 INFO L268 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2020-10-14 07:23:27,892 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 385 399) no Hoare annotation was computed. [2020-10-14 07:23:27,892 INFO L264 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: (let ((.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 1))) (or .cse4 .cse7 .cse2 .cse5 .cse6) (or .cse0 .cse1 .cse7 .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2020-10-14 07:23:27,892 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 385 399) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 (not (= ~switchedOnBeforeTS~0 1)) .cse4) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse4) (or .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse3 .cse7 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse7 .cse4))) [2020-10-14 07:23:27,892 INFO L268 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2020-10-14 07:23:27,892 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 385 399) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 302 310) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 302 310) the Hoare annotation is: true [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 302 310) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 366 384) the Hoare annotation is: true [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 366 384) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L271 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: true [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-10-14 07:23:27,893 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 366 384) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L318(lines 318 326) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L318-2(lines 318 326) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L341-1(line 341) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 311 346) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L330(lines 330 338) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point L330-2(lines 330 338) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 311 346) no Hoare annotation was computed. [2020-10-14 07:23:27,894 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 311 346) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 493 499) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 493 499) the Hoare annotation is: true [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 581 626) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 581 626) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 581 626) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 894 939) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point L914(lines 914 921) no Hoare annotation was computed. [2020-10-14 07:23:27,895 INFO L268 CegarLoopResult]: For program point L908(lines 908 928) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L268 CegarLoopResult]: For program point L908-1(lines 908 928) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 894 939) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 894 939) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L264 CegarLoopResult]: At program point L1008(line 1008) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,896 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 1003 1013) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,896 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 1003 1013) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 1003 1013) no Hoare annotation was computed. [2020-10-14 07:23:27,896 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 291 301) the Hoare annotation is: true [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 291 301) no Hoare annotation was computed. [2020-10-14 07:23:27,897 INFO L271 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: true [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point L296-1(line 296) no Hoare annotation was computed. [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 291 301) no Hoare annotation was computed. [2020-10-14 07:23:27,897 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 283 290) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 283 290) no Hoare annotation was computed. [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 283 290) no Hoare annotation was computed. [2020-10-14 07:23:27,897 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2020-10-14 07:23:27,898 INFO L268 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2020-10-14 07:23:27,898 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2020-10-14 07:23:27,898 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2020-10-14 07:23:27,898 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,898 INFO L268 CegarLoopResult]: For program point L256-1(line 256) no Hoare annotation was computed. [2020-10-14 07:23:27,898 INFO L268 CegarLoopResult]: For program point L254(lines 254 271) no Hoare annotation was computed. [2020-10-14 07:23:27,898 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 250 274) no Hoare annotation was computed. [2020-10-14 07:23:27,899 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 250 274) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse3 .cse2))) [2020-10-14 07:23:27,899 INFO L264 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-14 07:23:27,899 INFO L268 CegarLoopResult]: For program point L269-1(lines 250 274) no Hoare annotation was computed. [2020-10-14 07:23:27,899 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,899 INFO L264 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,899 INFO L268 CegarLoopResult]: For program point L258(lines 258 266) no Hoare annotation was computed. [2020-10-14 07:23:27,900 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 190 196) no Hoare annotation was computed. [2020-10-14 07:23:27,900 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 190 196) the Hoare annotation is: true [2020-10-14 07:23:27,900 INFO L264 CegarLoopResult]: At program point testENTRY(lines 410 477) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:23:27,900 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse5 .cse2 .cse3 .cse6 .cse4 .cse7) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse2 .cse6 .cse4 .cse7) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 .cse5 .cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse4) (and .cse8 .cse0 .cse6 .cse4 .cse7))) [2020-10-14 07:23:27,900 INFO L268 CegarLoopResult]: For program point L440(lines 440 446) no Hoare annotation was computed. [2020-10-14 07:23:27,900 INFO L268 CegarLoopResult]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2020-10-14 07:23:27,900 INFO L268 CegarLoopResult]: For program point testFINAL(lines 410 477) no Hoare annotation was computed. [2020-10-14 07:23:27,901 INFO L264 CegarLoopResult]: At program point L467(lines 420 469) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse4 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse2 .cse4 .cse3 .cse5) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse4 .cse3 .cse5))) [2020-10-14 07:23:27,901 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse4 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse2 .cse4 .cse3 .cse5) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse4 .cse3 .cse5))) [2020-10-14 07:23:27,901 INFO L268 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2020-10-14 07:23:27,901 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2020-10-14 07:23:27,901 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-10-14 07:23:27,901 INFO L264 CegarLoopResult]: At program point L470(lines 419 471) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:23:27,902 INFO L264 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse5 .cse3 .cse6 .cse4 .cse7) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse5 .cse6 .cse7) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse6 .cse4 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse4) (and .cse8 .cse0 .cse6 .cse4 .cse7))) [2020-10-14 07:23:27,902 INFO L268 CegarLoopResult]: For program point L458(lines 458 464) no Hoare annotation was computed. [2020-10-14 07:23:27,902 INFO L264 CegarLoopResult]: At program point L458-1(lines 450 465) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not .cse5)) (.cse9 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse5 .cse3 .cse6 .cse4 .cse7) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse8 .cse3 .cse6 .cse4 .cse7) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse6 .cse4 .cse7) (and (= ~waterLevel~0 1) .cse0 .cse8 .cse6 .cse7) (and .cse9 .cse0 .cse1 .cse2 .cse4) (and .cse9 .cse0 .cse6 .cse4 .cse7)))) [2020-10-14 07:23:27,902 INFO L268 CegarLoopResult]: For program point L421(lines 420 469) no Hoare annotation was computed. [2020-10-14 07:23:27,902 INFO L264 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse3 .cse6 .cse4 .cse7) (and (= ~waterLevel~0 1) .cse0 .cse5 .cse6 .cse7) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse6 .cse4 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse4) (and .cse8 .cse0 .cse6 .cse4 .cse7))) [2020-10-14 07:23:27,902 INFO L268 CegarLoopResult]: For program point testEXIT(lines 410 477) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point L450(lines 450 465) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point L862(lines 862 882) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point L862-1(lines 862 882) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 848 893) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 848 893) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 848 893) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point L868(lines 868 875) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2020-10-14 07:23:27,903 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 483 492) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 483 492) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 483 492) no Hoare annotation was computed. [2020-10-14 07:23:27,904 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 745 847) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L795(lines 794 814) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L826-1(line 826) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L791(lines 791 832) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L810-1(line 810) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 745 847) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L769(lines 769 773) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L833(lines 833 844) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2020-10-14 07:23:27,905 INFO L268 CegarLoopResult]: For program point L794-2(lines 794 814) no Hoare annotation was computed. [2020-10-14 07:23:27,906 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 745 847) no Hoare annotation was computed. [2020-10-14 07:23:27,906 INFO L268 CegarLoopResult]: For program point L815(lines 793 816) no Hoare annotation was computed. [2020-10-14 07:23:27,906 INFO L268 CegarLoopResult]: For program point L774(lines 774 790) no Hoare annotation was computed. [2020-10-14 07:23:27,906 INFO L268 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-10-14 07:23:27,906 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,906 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~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#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~string17.offset| |old(#t~string17.offset)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.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~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~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)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 275 282) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 275 282) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-14 07:23:27,907 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point L354-1(line 354) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 347 365) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 347 365) the Hoare annotation is: true [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 347 365) no Hoare annotation was computed. [2020-10-14 07:23:27,907 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L271 CegarLoopResult]: At program point L354(line 354) the Hoare annotation is: true [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (<= 0 ~pumpRunning~0))) (.cse6 (not (<= ~pumpRunning~0 0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse7 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 1)) .cse6 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse5 .cse2 .cse6 .cse3) (or .cse7 .cse5 .cse1 .cse3 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse3))) [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-14 07:23:27,908 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse12 (= 0 ~systemActive~0)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 0 ~pumpRunning~0)) (.cse9 (<= ~pumpRunning~0 0))) (let ((.cse0 (not (= |old(~switchedOnBeforeTS~0)| 1))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse13 (not (= |old(~pumpRunning~0)| 1))) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (and .cse15 .cse6 .cse7 .cse9)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse16 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 (and .cse6 .cse4 (<= 2 ~waterLevel~0) .cse7 .cse8 .cse9)) (or .cse0 .cse1 .cse2 .cse10 .cse3) (or .cse2 .cse5 (and .cse6 .cse11 .cse8) .cse12 .cse13) (or .cse2 .cse12 .cse13 .cse14 (and .cse11 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse8)) (or (and .cse15 .cse6 .cse11) .cse1 .cse2 .cse3 .cse14) (or .cse1 .cse16 .cse10 .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse14) (or .cse1 .cse16 .cse3 .cse4)))) [2020-10-14 07:23:27,909 INFO L264 CegarLoopResult]: At program point L177(lines 177 183) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 0 ~pumpRunning~0)) (.cse8 (<= ~pumpRunning~0 0)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (<= 2 ~waterLevel~0))) (let ((.cse6 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse11 (and .cse17 .cse15)) (.cse10 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse13 (and .cse17 .cse2 .cse7 .cse8)) (.cse12 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse16 (and .cse2 .cse15 .cse7 .cse4 .cse8))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6 (and (= ~switchedOnBeforeTS~0 1) .cse7 .cse4 .cse8)) (or .cse0 (and .cse9 .cse7 .cse4 .cse8) .cse5 .cse6 .cse10 (and .cse3 .cse9 .cse4)) (or .cse11 (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse12 .cse0 .cse13 .cse14) (or .cse12 .cse0 .cse14 .cse1 (and (= ~pumpRunning~0 1) .cse15 .cse4) .cse16) (or .cse12 .cse0 .cse14 .cse9 .cse10) (or .cse11 .cse12 .cse0 .cse14 (and .cse17 .cse2) .cse10) (or .cse12 (not (= |old(~waterLevel~0)| 1)) .cse13 .cse14) (or .cse12 .cse0 .cse14 .cse1 (not .cse5) .cse16)))) [2020-10-14 07:23:27,909 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 163 189) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (and .cse9 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse10)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (and .cse9 .cse10 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse6) (or .cse7 (not (= |old(~waterLevel~0)| 1)) .cse8 .cse4) (or .cse5 .cse7 .cse0 .cse8 .cse6) (or .cse7 .cse0 .cse8 .cse1 .cse4) (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse7 .cse0 .cse8 .cse4)))) [2020-10-14 07:23:27,909 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (= 0 ~systemActive~0)) (.cse7 (not (= |old(~pumpRunning~0)| 1)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or (not (= |old(~switchedOnBeforeTS~0)| 1)) .cse0 .cse2 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) .cse2 .cse6 .cse7 .cse8) (or .cse0 .cse2 .cse1 .cse8) (or .cse2 (and .cse4 .cse5 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse3 .cse6 .cse7))) [2020-10-14 07:23:27,909 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 163 189) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point L170(lines 166 188) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point L168(lines 166 188) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 163 189) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 942 971) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 942 971) the Hoare annotation is: true [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point L956(lines 956 960) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L271 CegarLoopResult]: At program point L956-1(lines 956 960) the Hoare annotation is: true [2020-10-14 07:23:27,910 INFO L268 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-10-14 07:23:27,910 INFO L271 CegarLoopResult]: At program point L952-2(lines 952 966) the Hoare annotation is: true [2020-10-14 07:23:27,910 INFO L271 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: true [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point L948-1(line 948) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L271 CegarLoopResult]: At program point L967(lines 942 971) the Hoare annotation is: true [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0)) [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 996 1002) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 996 1002) the Hoare annotation is: true [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 07:23:27,911 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:23:27,911 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 400 407) no Hoare annotation was computed. [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 400 407) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse5 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~pumpRunning~0 1))) (.cse7 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 1)) .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse4) (or .cse0 .cse7 .cse1 .cse2 .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse2))) [2020-10-14 07:23:27,912 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 400 407) no Hoare annotation was computed. [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 198 222) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse3 .cse2))) [2020-10-14 07:23:27,912 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 198 222) no Hoare annotation was computed. [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,912 INFO L268 CegarLoopResult]: For program point L217-1(lines 198 222) no Hoare annotation was computed. [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,912 INFO L268 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-10-14 07:23:27,912 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point L202(lines 202 219) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 1))) (.cse6 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= 0 ~pumpRunning~0))) (.cse3 (= 0 ~systemActive~0)) (.cse5 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse1 .cse6 .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse4 .cse5) (or .cse0 .cse2 .cse4 .cse3 (not (= ~switchedOnBeforeTS~0 1)) .cse5))) [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 517 524) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 517 524) the Hoare annotation is: true [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 517 524) no Hoare annotation was computed. [2020-10-14 07:23:27,913 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 224 248) no Hoare annotation was computed. [2020-10-14 07:23:27,914 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 224 248) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse3 .cse2))) [2020-10-14 07:23:27,914 INFO L264 CegarLoopResult]: At program point L243(line 243) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-14 07:23:27,914 INFO L268 CegarLoopResult]: For program point L243-1(lines 224 248) no Hoare annotation was computed. [2020-10-14 07:23:27,914 INFO L264 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,914 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,914 INFO L268 CegarLoopResult]: For program point L232(lines 232 240) no Hoare annotation was computed. [2020-10-14 07:23:27,915 INFO L264 CegarLoopResult]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:23:27,915 INFO L268 CegarLoopResult]: For program point L230-1(line 230) no Hoare annotation was computed. [2020-10-14 07:23:27,915 INFO L268 CegarLoopResult]: For program point L228(lines 228 245) no Hoare annotation was computed. [2020-10-14 07:23:27,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:23:27 BoogieIcfgContainer [2020-10-14 07:23:27,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:23:27,939 INFO L168 Benchmark]: Toolchain (without parser) took 112685.10 ms. Allocated memory was 147.3 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 102.4 MB in the beginning and 1.0 GB in the end (delta: -902.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,939 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.04 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.0 MB in the beginning and 169.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,940 INFO L168 Benchmark]: Boogie Preprocessor took 94.15 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,941 INFO L168 Benchmark]: RCFGBuilder took 1121.99 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 165.4 MB in the beginning and 189.9 MB in the end (delta: -24.5 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,941 INFO L168 Benchmark]: TraceAbstraction took 110709.95 ms. Allocated memory was 236.5 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 188.2 MB in the beginning and 1.0 GB in the end (delta: -817.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:23:27,944 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.04 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.0 MB in the beginning and 169.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.15 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1121.99 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 165.4 MB in the beginning and 189.9 MB in the end (delta: -24.5 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 110709.95 ms. Allocated memory was 236.5 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 188.2 MB in the beginning and 1.0 GB in the end (delta: -817.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 521]: 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: 420]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter <= 0 && pumpRunning == 1) && !(0 == systemActive)) && 2 <= waterLevel) && waterLevel <= 2) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || (((((switchedOnBeforeTS == 1 && splverifierCounter <= 0) && !(0 == systemActive)) && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0)) || ((((((\old(systemActive) == systemActive && waterLevel == 1) && splverifierCounter <= 0) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && 0 <= pumpRunning) && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0)) || ((((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && pumpRunning == 1) && !(0 == systemActive)) && waterLevel <= 2)) || ((((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 265 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 73.2s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 35.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 37.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1738 SDtfs, 3296 SDslu, 1778 SDs, 0 SdLazy, 7844 SolverSat, 2537 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 592 GetRequests, 419 SyntacticMatches, 9 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 892 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=666occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 520 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 1686 PreInvPairs, 1833 NumberOfFragments, 3604 HoareAnnotationTreeSize, 1686 FomulaSimplifications, 56838201 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 74 FomulaSimplificationsInter, 729757 FormulaSimplificationTreeSizeReductionInter, 30.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 35.9s InterpolantComputationTime, 1119 NumberOfCodeBlocks, 1119 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1109 ConstructedInterpolants, 0 QuantifiedInterpolants, 432758 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 203/216 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...