/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 SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 14:23:11,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 14:23:11,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 14:23:11,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 14:23:11,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 14:23:11,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 14:23:11,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 14:23:11,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 14:23:11,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 14:23:11,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 14:23:11,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 14:23:11,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 14:23:11,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 14:23:11,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 14:23:11,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 14:23:11,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 14:23:11,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 14:23:11,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 14:23:11,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 14:23:11,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 14:23:11,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 14:23:11,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 14:23:11,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 14:23:11,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 14:23:11,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 14:23:11,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 14:23:11,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 14:23:11,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 14:23:11,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 14:23:11,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 14:23:11,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 14:23:11,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 14:23:11,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 14:23:11,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 14:23:11,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 14:23:11,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 14:23:11,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 14:23:11,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 14:23:11,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 14:23:11,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 14:23:11,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 14:23:11,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 14:23:11,863 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 14:23:11,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 14:23:11,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 14:23:11,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 14:23:11,865 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 14:23:11,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 14:23:11,866 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 14:23:11,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 14:23:11,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 14:23:11,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 14:23:11,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 14:23:11,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 14:23:11,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 14:23:11,867 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 14:23:11,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 14:23:11,868 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 14:23:11,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 14:23:11,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 14:23:11,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 14:23:11,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 14:23:11,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 14:23:11,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:23:11,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 14:23:11,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 14:23:11,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 14:23:11,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 14:23:11,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 14:23:11,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 14:23:11,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 14:23:11,870 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; [2020-09-25 14:23:12,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 14:23:12,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 14:23:12,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 14:23:12,357 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 14:23:12,357 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 14:23:12,358 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c [2020-09-25 14:23:12,448 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6792a402b/f4374d15a0834ecb9505bbf211584575/FLAG92176204f [2020-09-25 14:23:13,052 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 14:23:13,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c [2020-09-25 14:23:13,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6792a402b/f4374d15a0834ecb9505bbf211584575/FLAG92176204f [2020-09-25 14:23:13,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6792a402b/f4374d15a0834ecb9505bbf211584575 [2020-09-25 14:23:13,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 14:23:13,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 14:23:13,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 14:23:13,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 14:23:13,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 14:23:13,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:23:13" (1/1) ... [2020-09-25 14:23:13,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0e50c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:13, skipping insertion in model container [2020-09-25 14:23:13,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:23:13" (1/1) ... [2020-09-25 14:23:13,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 14:23:13,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 14:23:13,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:23:13,930 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 14:23:14,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:23:14,099 INFO L208 MainTranslator]: Completed translation [2020-09-25 14:23:14,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14 WrapperNode [2020-09-25 14:23:14,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 14:23:14,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 14:23:14,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 14:23:14,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 14:23:14,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... [2020-09-25 14:23:14,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 14:23:14,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 14:23:14,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 14:23:14,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 14:23:14,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:23:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 14:23:14,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 14:23:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 14:23:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 14:23:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 14:23:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 14:23:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 14:23:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-25 14:23:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 14:23:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 14:23:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 14:23:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-25 14:23:14,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 14:23:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 14:23:14,305 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 14:23:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 14:23:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 14:23:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 14:23:14,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 14:23:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-25 14:23:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-25 14:23:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 14:23:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 14:23:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 14:23:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 14:23:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 14:23:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 14:23:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-25 14:23:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-25 14:23:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 14:23:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 14:23:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 14:23:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 14:23:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 14:23:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 14:23:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 14:23:14,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 14:23:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 14:23:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 14:23:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 14:23:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 14:23:14,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 14:23:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 14:23:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 14:23:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 14:23:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 14:23:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 14:23:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 14:23:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 14:23:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 14:23:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 14:23:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 14:23:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 14:23:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-25 14:23:14,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-25 14:23:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-25 14:23:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-25 14:23:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 14:23:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 14:23:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 14:23:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 14:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 14:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 14:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 14:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 14:23:14,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 14:23:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 14:23:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 14:23:14,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 14:23:14,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 14:23:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 14:23:14,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 14:23:15,598 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 14:23:15,599 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 14:23:15,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:23:15 BoogieIcfgContainer [2020-09-25 14:23:15,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 14:23:15,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 14:23:15,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 14:23:15,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 14:23:15,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:23:13" (1/3) ... [2020-09-25 14:23:15,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a37f60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:23:15, skipping insertion in model container [2020-09-25 14:23:15,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:23:14" (2/3) ... [2020-09-25 14:23:15,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a37f60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:23:15, skipping insertion in model container [2020-09-25 14:23:15,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:23:15" (3/3) ... [2020-09-25 14:23:15,624 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product59.cil.c [2020-09-25 14:23:15,637 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 14:23:15,651 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 14:23:15,674 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 14:23:15,721 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 14:23:15,721 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 14:23:15,721 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 14:23:15,722 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 14:23:15,722 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 14:23:15,723 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 14:23:15,723 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 14:23:15,723 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 14:23:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states. [2020-09-25 14:23:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 14:23:15,806 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:23:15,808 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:23:15,810 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:23:15,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:23:15,820 INFO L82 PathProgramCache]: Analyzing trace with hash 344061342, now seen corresponding path program 1 times [2020-09-25 14:23:15,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:23:15,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1266041757] [2020-09-25 14:23:15,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:23:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:16,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:16,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:17,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:18,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:21,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:21,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 14:23:21,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 14:23:21,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-09-25 14:23:21,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:21,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:21,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 14:23:21,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-25 14:23:21,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-09-25 14:23:21,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 14:23:21,760 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:23:21,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:23:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:21,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:23:22,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 272 [2020-09-25 14:23:22,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:22,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:22,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-25 14:23:22,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:22,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:23:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:22,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 14:23:22,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:22,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:22,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:23:22,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:23:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:22,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 14:23:22,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 29 [2020-09-25 14:23:22,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:23:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:22,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 14:23:22,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:22,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:22,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:23:22,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:22,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:23:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:22,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 14:23:22,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:22,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:22,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 14:23:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:22,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:22,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:22,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:22,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:22,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 14:23:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:22,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:22,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:22,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:22,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:22,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:22,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:22,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:22,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:22,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:22,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:22,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:23:22,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1266041757] [2020-09-25 14:23:22,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:23:22,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 14:23:22,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834197966] [2020-09-25 14:23:22,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 14:23:22,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:23:22,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 14:23:22,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 14:23:22,392 INFO L87 Difference]: Start difference. First operand 340 states. Second operand 4 states. [2020-09-25 14:23:23,195 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:23:25,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:23:25,472 INFO L93 Difference]: Finished difference Result 762 states and 911 transitions. [2020-09-25 14:23:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 14:23:25,475 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2020-09-25 14:23:25,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:23:25,498 INFO L225 Difference]: With dead ends: 762 [2020-09-25 14:23:25,498 INFO L226 Difference]: Without dead ends: 533 [2020-09-25 14:23:25,505 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 14:23:25,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2020-09-25 14:23:25,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 462. [2020-09-25 14:23:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2020-09-25 14:23:25,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 513 transitions. [2020-09-25 14:23:25,701 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 513 transitions. Word has length 142 [2020-09-25 14:23:25,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:23:25,703 INFO L479 AbstractCegarLoop]: Abstraction has 462 states and 513 transitions. [2020-09-25 14:23:25,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 14:23:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 513 transitions. [2020-09-25 14:23:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-09-25 14:23:25,711 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:23:25,712 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:23:25,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 14:23:25,717 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:23:25,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:23:25,719 INFO L82 PathProgramCache]: Analyzing trace with hash -302472093, now seen corresponding path program 1 times [2020-09-25 14:23:25,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:23:25,719 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599811317] [2020-09-25 14:23:25,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:23:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:25,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:26,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:26,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:27,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:28,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:29,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:30,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:30,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:30,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-09-25 14:23:30,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 14:23:30,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-09-25 14:23:30,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:30,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-25 14:23:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-09-25 14:23:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-25 14:23:30,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,165 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:23:31,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:23:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:23:31,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-09-25 14:23:31,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-25 14:23:31,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:23:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:31,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:31,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:31,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:23:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:31,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:23:31,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:31,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:23:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:31,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 14:23:31,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:23:31,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:23:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:31,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:23:31,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:31,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-25 14:23:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 14:23:31,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:23:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 14:23:31,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 14:23:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 14:23:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-25 14:23:31,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 14:23:31,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 14:23:31,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 14:23:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 14:23:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 14:23:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:31,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 14:23:31,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:31,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 14:23:31,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-25 14:23:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:31,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:31,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:31,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:31,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:31,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-25 14:23:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:31,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:31,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:31,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:31,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:31,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:31,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:31,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:31,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:23:31,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599811317] [2020-09-25 14:23:31,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:23:31,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-25 14:23:31,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647900705] [2020-09-25 14:23:31,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-25 14:23:31,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:23:31,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-25 14:23:31,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-09-25 14:23:31,629 INFO L87 Difference]: Start difference. First operand 462 states and 513 transitions. Second operand 6 states. [2020-09-25 14:23:32,084 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:23:33,733 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:23:35,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:23:35,139 INFO L93 Difference]: Finished difference Result 1212 states and 1484 transitions. [2020-09-25 14:23:35,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-25 14:23:35,141 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 165 [2020-09-25 14:23:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:23:35,150 INFO L225 Difference]: With dead ends: 1212 [2020-09-25 14:23:35,151 INFO L226 Difference]: Without dead ends: 860 [2020-09-25 14:23:35,156 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-09-25 14:23:35,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-09-25 14:23:35,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 717. [2020-09-25 14:23:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2020-09-25 14:23:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 815 transitions. [2020-09-25 14:23:35,278 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 815 transitions. Word has length 165 [2020-09-25 14:23:35,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:23:35,278 INFO L479 AbstractCegarLoop]: Abstraction has 717 states and 815 transitions. [2020-09-25 14:23:35,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-25 14:23:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 815 transitions. [2020-09-25 14:23:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-25 14:23:35,281 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:23:35,281 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:23:35,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 14:23:35,282 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:23:35,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:23:35,282 INFO L82 PathProgramCache]: Analyzing trace with hash -2018319061, now seen corresponding path program 1 times [2020-09-25 14:23:35,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:23:35,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104390857] [2020-09-25 14:23:35,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:23:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:35,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:36,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:36,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:39,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:40,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:40,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-25 14:23:40,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 14:23:40,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-09-25 14:23:40,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:40,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:40,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-25 14:23:40,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-25 14:23:40,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-09-25 14:23:40,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:40,720 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:23:40,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:23:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:40,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:40,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:40,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:23:40,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-09-25 14:23:40,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:40,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:40,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-25 14:23:40,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:23:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:41,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:23:41,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:41,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:41,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:23:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:41,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:41,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:41,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:41,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:23:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:41,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 14:23:41,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:41,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:23:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:23:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:41,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:41,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:41,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:23:41,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 14:23:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:23:41,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:41,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:41,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 14:23:41,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 14:23:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:41,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 14:23:41,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 14:23:41,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:41,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:23:41,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 14:23:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:41,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:41,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:41,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:41,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:41,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:41,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:41,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:41,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:23:41,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104390857] [2020-09-25 14:23:41,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:23:41,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 14:23:41,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704523687] [2020-09-25 14:23:41,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 14:23:41,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:23:41,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 14:23:41,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-25 14:23:41,237 INFO L87 Difference]: Start difference. First operand 717 states and 815 transitions. Second operand 10 states. [2020-09-25 14:23:41,697 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:23:43,074 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 14:23:43,632 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-25 14:23:43,955 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:23:44,263 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 14:23:44,572 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:23:45,699 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:23:46,020 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 14:23:46,435 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:23:48,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:23:48,050 INFO L93 Difference]: Finished difference Result 1836 states and 2291 transitions. [2020-09-25 14:23:48,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 14:23:48,051 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2020-09-25 14:23:48,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:23:48,070 INFO L225 Difference]: With dead ends: 1836 [2020-09-25 14:23:48,070 INFO L226 Difference]: Without dead ends: 1229 [2020-09-25 14:23:48,074 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2020-09-25 14:23:48,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2020-09-25 14:23:48,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1131. [2020-09-25 14:23:48,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1131 states. [2020-09-25 14:23:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1357 transitions. [2020-09-25 14:23:48,269 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1357 transitions. Word has length 161 [2020-09-25 14:23:48,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:23:48,271 INFO L479 AbstractCegarLoop]: Abstraction has 1131 states and 1357 transitions. [2020-09-25 14:23:48,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 14:23:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1357 transitions. [2020-09-25 14:23:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-09-25 14:23:48,276 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:23:48,277 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:23:48,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 14:23:48,277 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:23:48,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:23:48,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1073017401, now seen corresponding path program 1 times [2020-09-25 14:23:48,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:23:48,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1074047461] [2020-09-25 14:23:48,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:23:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:48,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:48,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:48,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:49,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:52,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:52,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-09-25 14:23:52,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 14:23:52,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4314 [2020-09-25 14:23:52,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:52,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:52,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:52,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-09-25 14:23:52,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-09-25 14:23:52,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:52,989 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:23:52,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:23:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:23:53,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-09-25 14:23:53,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:23:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:53,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:53,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:23:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:53,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 14:23:53,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:23:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:53,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:53,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:23:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:23:53,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 14:23:53,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-25 14:23:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:23:53,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:23:53,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 14:23:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-25 14:23:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-25 14:23:53,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:23:53,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-09-25 14:23:53,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:23:53,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-09-25 14:23:53,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-25 14:23:53,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:23:53,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-09-25 14:23:53,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 14:23:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-25 14:23:53,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 14:23:53,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-25 14:23:53,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-25 14:23:53,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 14:23:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-25 14:23:53,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 14:23:53,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-25 14:23:53,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 14:23:53,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 14:23:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-25 14:23:53,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 14:23:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 14:23:53,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 14:23:53,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-25 14:23:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-25 14:23:53,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 14:23:53,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-25 14:23:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 14:23:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 14:23:53,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:53,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 14:23:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:53,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 14:23:53,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-25 14:23:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:53,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:53,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:23:53,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:53,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:53,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:53,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:53,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:53,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:53,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:53,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:53,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-25 14:23:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:53,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:54,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:54,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 14:23:54,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:54,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 14:23:54,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:54,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:54,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:54,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:54,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:23:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:54,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:54,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:54,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:54,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:54,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 14:23:54,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:54,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:23:54,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:54,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:23:54,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2020-09-25 14:23:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:54,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:54,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:54,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:23:54,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:54,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:23:54,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:54,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:54,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 14:23:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:54,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:23:54,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-25 14:23:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:54,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:54,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:54,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:54,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:54,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:23:54,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:54,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:54,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:54,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:54,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:54,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:23:54,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-09-25 14:23:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:54,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:54,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:23:54,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:23:54,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:23:54,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:23:54,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:23:54,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:23:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:23:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:23:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:23:54,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:23:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-25 14:23:54,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1074047461] [2020-09-25 14:23:54,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:23:54,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-25 14:23:54,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817010039] [2020-09-25 14:23:54,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-25 14:23:54,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:23:54,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-25 14:23:54,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-09-25 14:23:54,123 INFO L87 Difference]: Start difference. First operand 1131 states and 1357 transitions. Second operand 13 states. [2020-09-25 14:23:54,829 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:23:55,851 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:23:56,192 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 14:23:56,513 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 14:23:56,849 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:23:57,195 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 14:23:57,486 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:23:59,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:23:59,302 INFO L93 Difference]: Finished difference Result 2300 states and 2856 transitions. [2020-09-25 14:23:59,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-25 14:23:59,303 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 251 [2020-09-25 14:23:59,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:23:59,311 INFO L225 Difference]: With dead ends: 2300 [2020-09-25 14:23:59,311 INFO L226 Difference]: Without dead ends: 1279 [2020-09-25 14:23:59,315 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2020-09-25 14:23:59,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2020-09-25 14:23:59,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1075. [2020-09-25 14:23:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1075 states. [2020-09-25 14:23:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 1075 states and 1223 transitions. [2020-09-25 14:23:59,444 INFO L78 Accepts]: Start accepts. Automaton has 1075 states and 1223 transitions. Word has length 251 [2020-09-25 14:23:59,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:23:59,445 INFO L479 AbstractCegarLoop]: Abstraction has 1075 states and 1223 transitions. [2020-09-25 14:23:59,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-25 14:23:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1223 transitions. [2020-09-25 14:23:59,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-09-25 14:23:59,451 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:23:59,451 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:23:59,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 14:23:59,452 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:23:59,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:23:59,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1205504835, now seen corresponding path program 1 times [2020-09-25 14:23:59,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:23:59,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1570436308] [2020-09-25 14:23:59,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:23:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:23:59,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:23:59,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:24:00,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:24:01,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:24:01,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 315 [2020-09-25 14:24:01,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1881 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 158 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-09-25 14:24:01,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0