/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive/Fibonacci03.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:54:54,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:54:54,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:54:54,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:54:54,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:54:54,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:54:54,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:54:54,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:54:54,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:54:54,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:54:54,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:54:54,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:54:54,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:54:54,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:54:54,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:54:54,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:54:54,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:54:54,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:54:54,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:54:54,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:54:54,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:54:54,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:54:54,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:54:54,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:54:54,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:54:54,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:54:54,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:54:54,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:54:54,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:54:54,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:54:54,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:54:54,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:54:54,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:54:54,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:54:54,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:54:54,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:54:54,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:54:54,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:54:54,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:54:54,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:54:54,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:54:54,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:54:54,263 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:54:54,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:54:54,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:54:54,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:54:54,265 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:54:54,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:54:54,265 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:54:54,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:54:54,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:54:54,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:54:54,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:54:54,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:54:54,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:54:54,266 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:54:54,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:54:54,267 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:54:54,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:54:54,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:54:54,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:54:54,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:54:54,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:54:54,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:54:54,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:54:54,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:54:54,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:54:54,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:54:54,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:54:54,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:54:54,620 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:54:54,621 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:54:54,622 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci03.c [2020-10-13 12:54:54,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3cfcd3f85/25d02162c3de4d1f972b40cd88c769ff/FLAG9b413eaff [2020-10-13 12:54:55,119 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:54:55,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/Fibonacci03.c [2020-10-13 12:54:55,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3cfcd3f85/25d02162c3de4d1f972b40cd88c769ff/FLAG9b413eaff [2020-10-13 12:54:55,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3cfcd3f85/25d02162c3de4d1f972b40cd88c769ff [2020-10-13 12:54:55,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:54:55,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:54:55,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:54:55,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:54:55,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:54:55,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83bebeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55, skipping insertion in model container [2020-10-13 12:54:55,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:54:55,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:54:55,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:54:55,787 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:54:55,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:54:55,826 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:54:55,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55 WrapperNode [2020-10-13 12:54:55,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:54:55,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:54:55,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:54:55,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:54:55,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... [2020-10-13 12:54:55,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:54:55,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:54:55,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:54:55,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:54:55,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:54:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:54:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:54:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2020-10-13 12:54:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:54:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:54:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:54:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2020-10-13 12:54:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:54:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:54:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:54:56,216 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:54:56,216 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 12:54:56,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:56 BoogieIcfgContainer [2020-10-13 12:54:56,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:54:56,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:54:56,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:54:56,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:54:56,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:54:55" (1/3) ... [2020-10-13 12:54:56,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b2ce726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:56, skipping insertion in model container [2020-10-13 12:54:56,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:55" (2/3) ... [2020-10-13 12:54:56,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b2ce726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:56, skipping insertion in model container [2020-10-13 12:54:56,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:56" (3/3) ... [2020-10-13 12:54:56,231 INFO L109 eAbstractionObserver]: Analyzing ICFG Fibonacci03.c [2020-10-13 12:54:56,244 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:54:56,253 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:54:56,272 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:54:56,305 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:54:56,305 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:54:56,305 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:54:56,306 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:54:56,306 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:54:56,306 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:54:56,306 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:54:56,306 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:54:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-10-13 12:54:56,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-13 12:54:56,361 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:56,362 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:56,363 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:56,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:56,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1900973920, now seen corresponding path program 1 times [2020-10-13 12:54:56,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:56,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [71909804] [2020-10-13 12:54:56,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 12:54:56,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-13 12:54:56,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:56,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:54:56,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:54:56,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:54:56,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:56,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:56,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:56,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:56,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:56,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:56,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:56,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:54:56,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:56,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:56,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:56,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:54:56,792 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [71909804] [2020-10-13 12:54:56,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:56,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:54:56,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100271743] [2020-10-13 12:54:56,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:54:56,803 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:56,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:54:56,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:54:56,826 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-10-13 12:54:56,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:56,944 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2020-10-13 12:54:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:54:56,947 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-13 12:54:56,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:56,958 INFO L225 Difference]: With dead ends: 36 [2020-10-13 12:54:56,958 INFO L226 Difference]: Without dead ends: 22 [2020-10-13 12:54:56,962 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:56,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-10-13 12:54:57,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-10-13 12:54:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-10-13 12:54:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2020-10-13 12:54:57,006 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 14 [2020-10-13 12:54:57,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:57,007 INFO L479 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2020-10-13 12:54:57,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:54:57,007 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2020-10-13 12:54:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-13 12:54:57,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:57,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:57,010 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:54:57,010 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:57,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:57,011 INFO L82 PathProgramCache]: Analyzing trace with hash -509871596, now seen corresponding path program 1 times [2020-10-13 12:54:57,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:57,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [167715592] [2020-10-13 12:54:57,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:54:57,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:54:57,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:54:57,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 12:54:57,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:57,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:57,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:57,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:57,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:57,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:54:57,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:54:57,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:54:57,174 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [167715592] [2020-10-13 12:54:57,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:57,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:54:57,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707080397] [2020-10-13 12:54:57,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:54:57,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:57,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:54:57,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:54:57,178 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand 5 states. [2020-10-13 12:54:57,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:57,249 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2020-10-13 12:54:57,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:54:57,250 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-10-13 12:54:57,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:57,251 INFO L225 Difference]: With dead ends: 28 [2020-10-13 12:54:57,252 INFO L226 Difference]: Without dead ends: 24 [2020-10-13 12:54:57,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-10-13 12:54:57,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2020-10-13 12:54:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-10-13 12:54:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2020-10-13 12:54:57,262 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 15 [2020-10-13 12:54:57,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:57,262 INFO L479 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2020-10-13 12:54:57,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:54:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2020-10-13 12:54:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-13 12:54:57,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:57,265 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:57,265 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:54:57,265 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:57,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:57,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1203666899, now seen corresponding path program 1 times [2020-10-13 12:54:57,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:57,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1307305367] [2020-10-13 12:54:57,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 12:54:57,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:54:57,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 422 [2020-10-13 12:54:57,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:54:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:57,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:54:57,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:57,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:57,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:57,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:57,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 12:54:57,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 12:54:57,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:54:57,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:57,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:57,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:57,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:54:57,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:54:57,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:54:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:57,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:54:57,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:57,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:54:57,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:57,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:54:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 12:54:57,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1307305367] [2020-10-13 12:54:57,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:57,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 12:54:57,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646781352] [2020-10-13 12:54:57,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 12:54:57,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:57,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 12:54:57,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:57,941 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand 6 states. [2020-10-13 12:54:58,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:58,083 INFO L93 Difference]: Finished difference Result 39 states and 50 transitions. [2020-10-13 12:54:58,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:54:58,084 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-10-13 12:54:58,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:58,086 INFO L225 Difference]: With dead ends: 39 [2020-10-13 12:54:58,086 INFO L226 Difference]: Without dead ends: 24 [2020-10-13 12:54:58,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:54:58,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-10-13 12:54:58,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-10-13 12:54:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-10-13 12:54:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2020-10-13 12:54:58,096 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 27 [2020-10-13 12:54:58,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:58,097 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2020-10-13 12:54:58,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 12:54:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2020-10-13 12:54:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-13 12:54:58,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:58,099 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:58,099 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:54:58,100 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:58,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:58,100 INFO L82 PathProgramCache]: Analyzing trace with hash -603082491, now seen corresponding path program 1 times [2020-10-13 12:54:58,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:58,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193348247] [2020-10-13 12:54:58,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:54:58,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-13 12:54:58,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:54:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:54:58,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:58,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:58,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:58,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:58,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:58,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:54:58,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-13 12:54:58,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:54:58,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:58,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:58,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:54:58,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:58,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:58,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:54:58,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:58,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,608 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:54:58,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193348247] [2020-10-13 12:54:58,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:58,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 12:54:58,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237906917] [2020-10-13 12:54:58,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:54:58,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:58,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:54:58,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:54:58,611 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 7 states. [2020-10-13 12:54:58,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:58,695 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2020-10-13 12:54:58,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:54:58,696 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-13 12:54:58,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:58,698 INFO L225 Difference]: With dead ends: 31 [2020-10-13 12:54:58,698 INFO L226 Difference]: Without dead ends: 27 [2020-10-13 12:54:58,698 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:54:58,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-10-13 12:54:58,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2020-10-13 12:54:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-10-13 12:54:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-10-13 12:54:58,705 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 28 [2020-10-13 12:54:58,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:58,706 INFO L479 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-10-13 12:54:58,706 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:54:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-10-13 12:54:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-13 12:54:58,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:58,708 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:58,708 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:54:58,708 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:58,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:58,709 INFO L82 PathProgramCache]: Analyzing trace with hash -1116968431, now seen corresponding path program 1 times [2020-10-13 12:54:58,709 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:58,709 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [732155642] [2020-10-13 12:54:58,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-13 12:54:58,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:54:58,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-13 12:54:58,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 12:54:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:54:58,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:58,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:58,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:54:58,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:58,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 12:54:58,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:54:58,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:54:58,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:58,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:54:58,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:54:58,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:59,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:59,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:59,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:54:59,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:59,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:54:59,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [732155642] [2020-10-13 12:54:59,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:59,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:54:59,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894315320] [2020-10-13 12:54:59,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:54:59,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:59,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:54:59,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:54:59,034 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 7 states. [2020-10-13 12:54:59,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:59,156 INFO L93 Difference]: Finished difference Result 53 states and 73 transitions. [2020-10-13 12:54:59,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:54:59,158 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2020-10-13 12:54:59,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:59,160 INFO L225 Difference]: With dead ends: 53 [2020-10-13 12:54:59,160 INFO L226 Difference]: Without dead ends: 34 [2020-10-13 12:54:59,161 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:54:59,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-13 12:54:59,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 31. [2020-10-13 12:54:59,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-13 12:54:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2020-10-13 12:54:59,171 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 37 transitions. Word has length 29 [2020-10-13 12:54:59,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:59,171 INFO L479 AbstractCegarLoop]: Abstraction has 31 states and 37 transitions. [2020-10-13 12:54:59,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:54:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2020-10-13 12:54:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-13 12:54:59,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:59,173 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:59,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:54:59,174 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:59,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:59,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1391487784, now seen corresponding path program 2 times [2020-10-13 12:54:59,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:59,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [871048392] [2020-10-13 12:54:59,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:59,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1054 [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:55:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-13 12:55:00,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:00,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:00,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:00,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:00,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:00,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:00,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:55:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:00,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:00,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 722 [2020-10-13 12:55:00,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:55:00,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:01,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:01,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:01,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:01,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:01,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-13 12:55:01,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:01,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:01,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:01,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:01,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:01,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:55:01,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:01,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:01,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:01,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:01,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:01,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:01,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:01,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:01,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:01,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:01,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:01,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:01,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:01,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:01,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:01,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:01,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:01,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-13 12:55:01,246 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [871048392] [2020-10-13 12:55:01,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:01,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:55:01,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083109278] [2020-10-13 12:55:01,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:55:01,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:01,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:55:01,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:55:01,250 INFO L87 Difference]: Start difference. First operand 31 states and 37 transitions. Second operand 8 states. [2020-10-13 12:55:01,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:01,423 INFO L93 Difference]: Finished difference Result 57 states and 77 transitions. [2020-10-13 12:55:01,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:55:01,425 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2020-10-13 12:55:01,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:01,429 INFO L225 Difference]: With dead ends: 57 [2020-10-13 12:55:01,430 INFO L226 Difference]: Without dead ends: 53 [2020-10-13 12:55:01,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:55:01,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-13 12:55:01,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 47. [2020-10-13 12:55:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-10-13 12:55:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 64 transitions. [2020-10-13 12:55:01,458 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 64 transitions. Word has length 42 [2020-10-13 12:55:01,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:01,459 INFO L479 AbstractCegarLoop]: Abstraction has 47 states and 64 transitions. [2020-10-13 12:55:01,459 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:55:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2020-10-13 12:55:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 12:55:01,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:01,466 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 8, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:01,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:55:01,467 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:01,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:01,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1197309312, now seen corresponding path program 3 times [2020-10-13 12:55:01,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:01,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [114399431] [2020-10-13 12:55:01,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:01,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:01,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:04,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:04,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:04,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:06,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-13 12:55:06,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 12:55:06,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 12:55:06,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:06,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:06,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 12:55:06,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:06,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:06,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:06,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:06,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:06,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:06,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:06,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:06,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:06,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:55:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:06,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:09,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-13 12:55:11,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 12:55:11,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:55:11,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:11,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 12:55:11,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:11,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:11,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:12,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 12:55:12,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:12,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 534 [2020-10-13 12:55:12,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:12,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:12,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:12,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:12,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:12,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:12,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:12,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:12,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:12,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:12,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:12,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:12,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:12,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:12,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:12,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:12,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:12,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:12,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:12,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:12,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:12,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:12,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:12,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:12,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:12,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:12,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:55:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:55:16,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:55:16,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4198 [2020-10-13 12:55:16,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:55:16,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:16,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:16,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 12:55:16,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:55:16,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-10-13 12:55:16,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:16,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:16,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:16,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:16,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:16,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 12:55:16,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:16,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:16,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:16,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:16,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:16,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:16,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:55:16,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:16,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:16,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:16,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:16,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:16,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:16,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:16,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:16,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:16,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:16,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:16,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:16,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:16,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:16,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:55:16,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:16,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:16,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:16,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:55:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:16,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:16,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:16,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:16,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:16,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:16,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:16,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:16,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:16,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:16,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 169 proven. 25 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-13 12:55:16,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [114399431] [2020-10-13 12:55:16,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:16,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:55:16,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647568262] [2020-10-13 12:55:16,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:55:16,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:16,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:55:16,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:55:16,918 INFO L87 Difference]: Start difference. First operand 47 states and 64 transitions. Second operand 9 states. [2020-10-13 12:55:17,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:17,094 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2020-10-13 12:55:17,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:55:17,095 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-13 12:55:17,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:17,097 INFO L225 Difference]: With dead ends: 92 [2020-10-13 12:55:17,097 INFO L226 Difference]: Without dead ends: 52 [2020-10-13 12:55:17,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:55:17,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-10-13 12:55:17,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 49. [2020-10-13 12:55:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-13 12:55:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 62 transitions. [2020-10-13 12:55:17,119 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 62 transitions. Word has length 94 [2020-10-13 12:55:17,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:17,120 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 62 transitions. [2020-10-13 12:55:17,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:55:17,121 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2020-10-13 12:55:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-13 12:55:17,125 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:17,125 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:17,126 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:55:17,126 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:17,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:17,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1611334083, now seen corresponding path program 4 times [2020-10-13 12:55:17,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:17,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104489181] [2020-10-13 12:55:17,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:17,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 12:55:22,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 12:55:22,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:55:22,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 12:55:22,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 12:55:22,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 12:55:22,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:55:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:26,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:27,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 12:55:27,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-13 12:55:27,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 12:55:27,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 12:55:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:27,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 12:55:27,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:27,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:27,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:27,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:29,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:29,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:55:29,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2644 [2020-10-13 12:55:29,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:55:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:55:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:29,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:29,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:30,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:30,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-13 12:55:30,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:30,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:30,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:30,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:30,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:30,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:30,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:30,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:30,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:30,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:30,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:30,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:30,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:30,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:30,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:30,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:30,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:30,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 548 [2020-10-13 12:55:30,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:30,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:30,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:55:30,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:30,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-13 12:55:30,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:30,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:30,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:30,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:30,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:30,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:55:30,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:30,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:30,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:30,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:30,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:30,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:30,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:30,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:30,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:30,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:30,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:30,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:30,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:30,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:30,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:30,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:30,963 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 93 proven. 115 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2020-10-13 12:55:30,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104489181] [2020-10-13 12:55:30,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:30,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 12:55:30,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076830340] [2020-10-13 12:55:30,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 12:55:30,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:30,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 12:55:30,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:55:30,969 INFO L87 Difference]: Start difference. First operand 49 states and 62 transitions. Second operand 15 states. [2020-10-13 12:55:31,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:31,388 INFO L93 Difference]: Finished difference Result 124 states and 196 transitions. [2020-10-13 12:55:31,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 12:55:31,389 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 83 [2020-10-13 12:55:31,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:31,391 INFO L225 Difference]: With dead ends: 124 [2020-10-13 12:55:31,391 INFO L226 Difference]: Without dead ends: 57 [2020-10-13 12:55:31,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:55:31,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-13 12:55:31,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 50. [2020-10-13 12:55:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-13 12:55:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2020-10-13 12:55:31,413 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 83 [2020-10-13 12:55:31,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:31,415 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2020-10-13 12:55:31,415 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 12:55:31,415 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2020-10-13 12:55:31,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-13 12:55:31,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:31,417 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:31,418 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:55:31,418 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:31,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:31,418 INFO L82 PathProgramCache]: Analyzing trace with hash -865837754, now seen corresponding path program 5 times [2020-10-13 12:55:31,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:31,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1520154874] [2020-10-13 12:55:31,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:31,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-13 12:55:36,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:36,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:55:36,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:36,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:55:36,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-13 12:55:36,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:36,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:36,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:55:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:55:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:41,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:55:41,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:55:41,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:41,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:41,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:41,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:41,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:41,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:41,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:41,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:41,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:41,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:41,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:41,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:41,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:41,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:41,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:41,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:41,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:41,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 12:55:41,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:41,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:41,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:41,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:41,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:41,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:41,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:41,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:41,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:41,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:41,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:41,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 65 proven. 22 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-10-13 12:55:41,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1520154874] [2020-10-13 12:55:41,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:41,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 12:55:41,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037855315] [2020-10-13 12:55:41,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:55:41,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:41,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:55:41,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:55:41,630 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand 7 states. [2020-10-13 12:55:41,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:41,712 INFO L93 Difference]: Finished difference Result 57 states and 68 transitions. [2020-10-13 12:55:41,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:55:41,713 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2020-10-13 12:55:41,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:41,716 INFO L225 Difference]: With dead ends: 57 [2020-10-13 12:55:41,716 INFO L226 Difference]: Without dead ends: 53 [2020-10-13 12:55:41,717 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:55:41,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-13 12:55:41,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 50. [2020-10-13 12:55:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-13 12:55:41,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2020-10-13 12:55:41,730 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 69 [2020-10-13 12:55:41,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:41,731 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2020-10-13 12:55:41,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:55:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2020-10-13 12:55:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-13 12:55:41,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:41,735 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:41,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:55:41,735 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:41,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:41,736 INFO L82 PathProgramCache]: Analyzing trace with hash 946234379, now seen corresponding path program 6 times [2020-10-13 12:55:41,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:41,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099605621] [2020-10-13 12:55:41,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:41,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:41,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:46,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:55:46,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:55:46,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-13 12:55:46,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:46,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:46,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:46,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:46,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:46,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:46,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:46,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:46,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:55:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:46,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:51,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:51,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:55:51,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:51,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:51,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:51,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:51,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:52,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:55:56,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:55:56,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:56,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:55:56,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:56,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:55:56,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:56,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:56,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:56,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:56,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:56,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:56,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:56,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:56,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:56,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:56,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:56,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:56,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:56,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:56,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:56,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:56,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 12:55:56,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:56,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:56,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:56,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:56,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:56,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:56,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:56,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:56,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:56,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:55:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:57,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:55:57,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:57,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:57,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:57,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:57,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:57,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:57,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:57,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:57,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:57,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:57,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:57,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:57,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:57,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:57,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:57,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:57,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 95 proven. 134 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2020-10-13 12:55:57,085 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099605621] [2020-10-13 12:55:57,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:57,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:55:57,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502653996] [2020-10-13 12:55:57,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:55:57,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:57,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:55:57,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:55:57,087 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand 9 states. [2020-10-13 12:55:57,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:57,243 INFO L93 Difference]: Finished difference Result 122 states and 175 transitions. [2020-10-13 12:55:57,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:55:57,244 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 110 [2020-10-13 12:55:57,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:57,247 INFO L225 Difference]: With dead ends: 122 [2020-10-13 12:55:57,247 INFO L226 Difference]: Without dead ends: 75 [2020-10-13 12:55:57,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:55:57,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-13 12:55:57,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 70. [2020-10-13 12:55:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-13 12:55:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 95 transitions. [2020-10-13 12:55:57,261 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 95 transitions. Word has length 110 [2020-10-13 12:55:57,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:57,261 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 95 transitions. [2020-10-13 12:55:57,261 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:55:57,262 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2020-10-13 12:55:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-13 12:55:57,265 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:57,265 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 27, 16, 16, 16, 16, 16, 16, 16, 11, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:57,265 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:55:57,265 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:57,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:57,266 INFO L82 PathProgramCache]: Analyzing trace with hash -257285382, now seen corresponding path program 7 times [2020-10-13 12:55:57,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:57,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [275808134] [2020-10-13 12:55:57,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:57,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:57,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 305 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 12:56:02,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:02,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:02,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:02,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:02,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:02,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:56:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:02,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:02,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:07,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-13 12:56:07,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-13 12:56:07,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-13 12:56:07,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:07,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 12:56:07,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:56:07,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 12:56:07,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:07,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:07,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:07,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:08,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:08,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:08,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:12,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:56:12,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 12:56:12,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 12:56:12,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-13 12:56:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:56:12,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:12,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:12,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:56:17,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:17,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 265 [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:17,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:17,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:17,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:17,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:17,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:17,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:17,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:17,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:17,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:17,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:17,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:17,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:17,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:17,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:17,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:17,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:17,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:17,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:17,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:17,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 531 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:18,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:18,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:18,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:18,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:18,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 12:56:18,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:18,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:18,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:18,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:18,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:18,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:18,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:18,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:18,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:56:18,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:18,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:18,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:18,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:18,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:18,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:18,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:18,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:56:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:18,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:22,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:23,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:56:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:56:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-13 12:56:23,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:23,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:23,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:23,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:24,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:24,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:26,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:56:28,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:28,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:28,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:28,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:33,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:33,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:56:33,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:56:33,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:56:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:56:33,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:33,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:33,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:34,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:34,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 374 [2020-10-13 12:56:34,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:34,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:34,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:34,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:34,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:34,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:34,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:34,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:34,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:34,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:34,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:34,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:34,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:34,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 12:56:34,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:34,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:34,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:34,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:34,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:56:34,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:34,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:56:34,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:56:34,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:34,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:34,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:34,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:34,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:56:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:34,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:34,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2943 backedges. 773 proven. 960 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2020-10-13 12:56:34,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [275808134] [2020-10-13 12:56:34,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:56:34,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-13 12:56:34,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086397022] [2020-10-13 12:56:34,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-13 12:56:34,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:56:34,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-13 12:56:34,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:56:34,354 INFO L87 Difference]: Start difference. First operand 70 states and 95 transitions. Second operand 20 states. [2020-10-13 12:56:35,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:56:35,074 INFO L93 Difference]: Finished difference Result 163 states and 274 transitions. [2020-10-13 12:56:35,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-13 12:56:35,076 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 233 [2020-10-13 12:56:35,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:56:35,078 INFO L225 Difference]: With dead ends: 163 [2020-10-13 12:56:35,078 INFO L226 Difference]: Without dead ends: 102 [2020-10-13 12:56:35,079 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=276, Invalid=984, Unknown=0, NotChecked=0, Total=1260 [2020-10-13 12:56:35,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-10-13 12:56:35,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 79. [2020-10-13 12:56:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-13 12:56:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2020-10-13 12:56:35,092 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 233 [2020-10-13 12:56:35,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:56:35,093 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2020-10-13 12:56:35,093 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-13 12:56:35,093 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2020-10-13 12:56:35,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-13 12:56:35,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:56:35,095 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:56:35,095 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:56:35,096 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:56:35,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:56:35,096 INFO L82 PathProgramCache]: Analyzing trace with hash 375112636, now seen corresponding path program 8 times [2020-10-13 12:56:35,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:56:35,096 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1496554800] [2020-10-13 12:56:35,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:56:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:35,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:35,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:35,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:35,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:35,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:56:40,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-13 12:56:40,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:40,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:40,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:40,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:40,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:40,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:40,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:40,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:40,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:40,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:40,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:40,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:56:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:40,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:40,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:45,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:56:45,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:45,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:56:45,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:45,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:56:45,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:45,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:56:45,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:45,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:45,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:56:50,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:50,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:56:50,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:56:50,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:50,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:50,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:56:50,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:56:50,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:50,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:50,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:50,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:50,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:50,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:50,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:50,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:50,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:50,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:50,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:50,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:50,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:56:50,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:50,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:50,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:50,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:50,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:50,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:50,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:50,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:50,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:50,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:50,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:50,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:50,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:50,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:50,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:50,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:50,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:50,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 577 [2020-10-13 12:56:50,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:56:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:50,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:50,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:50,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:50,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:51,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:51,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 12:56:51,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:51,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:51,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:51,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:56:51,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:51,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:51,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:51,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:51,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:51,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:56:51,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:51,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:51,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:51,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:56:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:51,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 12:56:51,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:56:51,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:51,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:56:51,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:51,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:51,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:51,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:51,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:51,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:51,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:51,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:51,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:51,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:51,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:51,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:51,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:51,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:51,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:51,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:51,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:51,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:51,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:51,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 236 proven. 326 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2020-10-13 12:56:51,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1496554800] [2020-10-13 12:56:51,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:56:51,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 12:56:51,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779725256] [2020-10-13 12:56:51,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:56:51,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:56:51,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:56:51,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:56:51,366 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand 11 states. [2020-10-13 12:56:51,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:56:51,622 INFO L93 Difference]: Finished difference Result 94 states and 122 transitions. [2020-10-13 12:56:51,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:56:51,622 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 178 [2020-10-13 12:56:51,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:56:51,626 INFO L225 Difference]: With dead ends: 94 [2020-10-13 12:56:51,626 INFO L226 Difference]: Without dead ends: 89 [2020-10-13 12:56:51,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2020-10-13 12:56:51,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-10-13 12:56:51,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 86. [2020-10-13 12:56:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-13 12:56:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 112 transitions. [2020-10-13 12:56:51,659 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 112 transitions. Word has length 178 [2020-10-13 12:56:51,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:56:51,660 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 112 transitions. [2020-10-13 12:56:51,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:56:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2020-10-13 12:56:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-13 12:56:51,665 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:56:51,665 INFO L422 BasicCegarLoop]: trace histogram [35, 35, 28, 17, 17, 17, 17, 17, 17, 17, 11, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:56:51,666 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 12:56:51,666 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:56:51,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:56:51,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1222158829, now seen corresponding path program 9 times [2020-10-13 12:56:51,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:56:51,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [371910323] [2020-10-13 12:56:51,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:56:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:51,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:51,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 12:56:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 12:56:56,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-13 12:56:56,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:56,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:56,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:56,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:56,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:56,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:56,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:56,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:56:56,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:56,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:56,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:57,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:57,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:57,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:59,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:00,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:00,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:00,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:00,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:00,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:01,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-13 12:57:01,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-13 12:57:01,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:01,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:01,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:02,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:06,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:06,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:57:06,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:06,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:06,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:06,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:06,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:06,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:11,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:57:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:11,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:11,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:11,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:12,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:16,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:57:16,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:57:16,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:57:16,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:57:16,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:16,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:16,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:16,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:57:16,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:16,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:57:16,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:16,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:16,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:16,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:16,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:16,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:16,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:16,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:16,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:16,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:16,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:16,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:16,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:16,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:17,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:17,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:57:17,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:57:17,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:57:17,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:17,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:57:17,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:17,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:57:17,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:17,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:57:17,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:57:17,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:17,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:17,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:17,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:17,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:57:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:17,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:57:17,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:17,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:57:17,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:17,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:17,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:17,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:17,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:17,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:17,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:17,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:17,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 12:57:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:17,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:17,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:22,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 12:57:22,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:57:22,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:57:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:57:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:57:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:22,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:22,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 306 [2020-10-13 12:57:22,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:22,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:22,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:22,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:57:22,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:57:22,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:22,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:22,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:22,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:57:22,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:22,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:22,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:22,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:57:22,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:22,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:22,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:22,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:22,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:22,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:22,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:22,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:57:22,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3302 backedges. 882 proven. 614 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2020-10-13 12:57:22,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [371910323] [2020-10-13 12:57:22,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:57:22,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:57:22,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763506776] [2020-10-13 12:57:22,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:57:22,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:57:22,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:57:22,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:57:22,737 INFO L87 Difference]: Start difference. First operand 86 states and 112 transitions. Second operand 14 states. [2020-10-13 12:57:23,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:57:23,238 INFO L93 Difference]: Finished difference Result 175 states and 241 transitions. [2020-10-13 12:57:23,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 12:57:23,239 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 246 [2020-10-13 12:57:23,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:57:23,241 INFO L225 Difference]: With dead ends: 175 [2020-10-13 12:57:23,242 INFO L226 Difference]: Without dead ends: 93 [2020-10-13 12:57:23,243 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 74 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=158, Invalid=492, Unknown=0, NotChecked=0, Total=650 [2020-10-13 12:57:23,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-13 12:57:23,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 87. [2020-10-13 12:57:23,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-13 12:57:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 116 transitions. [2020-10-13 12:57:23,255 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 116 transitions. Word has length 246 [2020-10-13 12:57:23,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:57:23,255 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 116 transitions. [2020-10-13 12:57:23,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:57:23,256 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 116 transitions. [2020-10-13 12:57:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-10-13 12:57:23,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:57:23,261 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 41, 25, 25, 25, 25, 25, 25, 25, 16, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:57:23,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 12:57:23,262 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:57:23,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:57:23,262 INFO L82 PathProgramCache]: Analyzing trace with hash 521950619, now seen corresponding path program 10 times [2020-10-13 12:57:23,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:57:23,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1266729039] [2020-10-13 12:57:23,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:57:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:23,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:23,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:24,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 463 [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:28,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:57:28,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:57:28,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 449 [2020-10-13 12:57:28,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:28,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:57:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:28,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:28,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:57:28,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:28,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:28,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:28,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:28,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:28,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:28,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:57:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:28,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:28,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:29,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:29,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:29,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:29,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:30,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:30,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:30,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 249 [2020-10-13 12:57:33,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:33,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:33,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:38,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:57:38,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:57:38,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:38,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:38,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:38,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:39,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:39,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:39,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:41,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:41,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:43,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:43,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-13 12:57:43,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:57:43,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 12:57:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:43,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:57:43,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:43,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:43,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:44,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:44,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:44,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:45,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:46,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:48,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-13 12:57:48,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:57:48,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:57:48,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:57:48,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:48,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:57:48,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:57:48,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:48,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:48,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:48,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:48,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:48,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:48,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:48,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:48,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:48,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:48,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:48,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:57:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:48,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:48,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:48,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:48,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:48,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:48,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:48,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 668 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:49,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:49,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:49,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:57:49,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:49,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:49,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:49,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:57:49,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:49,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:49,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:57:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:57:49,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:49,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:49,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:49,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:49,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:49,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:49,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:49,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:49,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:49,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:49,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 12:57:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:49,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:49,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:50,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:50,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:50,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:50,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:50,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-13 12:57:54,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:54,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:54,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:59,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:59,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:57:59,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:59,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:59,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:58:04,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:04,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:04,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:58:05,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:05,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:05,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:05,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:05,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:05,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:05,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:05,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:05,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:05,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:05,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:58:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:05,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:58:05,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 549 [2020-10-13 12:58:05,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:58:05,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:05,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:05,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:58:05,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:05,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:05,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:05,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:05,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:05,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:58:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:58:05,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:05,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:05,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:05,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:05,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:05,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:05,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:05,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:05,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:05,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:05,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:05,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:05,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:05,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 1445 proven. 1967 refuted. 0 times theorem prover too weak. 3708 trivial. 0 not checked. [2020-10-13 12:58:05,934 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1266729039] [2020-10-13 12:58:05,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:05,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-13 12:58:05,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089401188] [2020-10-13 12:58:05,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-13 12:58:05,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:05,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-13 12:58:05,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2020-10-13 12:58:05,936 INFO L87 Difference]: Start difference. First operand 87 states and 116 transitions. Second operand 25 states. [2020-10-13 12:58:06,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:06,711 INFO L93 Difference]: Finished difference Result 197 states and 290 transitions. [2020-10-13 12:58:06,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-13 12:58:06,711 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 355 [2020-10-13 12:58:06,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:06,715 INFO L225 Difference]: With dead ends: 197 [2020-10-13 12:58:06,715 INFO L226 Difference]: Without dead ends: 117 [2020-10-13 12:58:06,717 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=1012, Unknown=0, NotChecked=0, Total=1332 [2020-10-13 12:58:06,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-13 12:58:06,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 107. [2020-10-13 12:58:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-13 12:58:06,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 144 transitions. [2020-10-13 12:58:06,731 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 144 transitions. Word has length 355 [2020-10-13 12:58:06,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:06,732 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 144 transitions. [2020-10-13 12:58:06,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-13 12:58:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2020-10-13 12:58:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2020-10-13 12:58:06,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:06,745 INFO L422 BasicCegarLoop]: trace histogram [83, 83, 67, 41, 41, 41, 41, 41, 41, 41, 26, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:06,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 12:58:06,746 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:06,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:06,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1808456943, now seen corresponding path program 11 times [2020-10-13 12:58:06,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:06,747 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585171033] [2020-10-13 12:58:06,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:06,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:11,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 745 [2020-10-13 12:58:11,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-13 12:58:11,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5093 [2020-10-13 12:58:11,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-13 12:58:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 12:58:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 434 [2020-10-13 12:58:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:12,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:12,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:12,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:58:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:12,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:12,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:15,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:15,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 732 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5064 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 434 [2020-10-13 12:58:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:17,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:17,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:22,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 360 [2020-10-13 12:58:22,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:22,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:27,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:58:27,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:27,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:27,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:28,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:28,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:28,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:28,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:58:32,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:32,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:32,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:33,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:37,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:37,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:37,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:38,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 653 [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:38,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:38,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:38,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:38,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:38,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:38,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:38,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:38,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:38,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:38,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:38,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:58:38,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:38,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:38,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:38,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:38,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:58:38,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:38,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:38,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:38,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:38,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:38,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:38,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:38,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:38,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:38,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:38,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:58:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:38,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:58:38,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:38,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:58:38,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:38,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:38,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:38,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:38,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:38,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:38,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:38,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:38,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:38,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:38,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:38,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:38,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:38,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:38,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-13 12:58:38,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:58:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:38,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:38,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:43,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:58:43,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:58:43,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:43,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:43,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:43,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:43,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:43,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:58:43,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:43,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:43,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:43,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:43,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:43,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 12:58:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 12:58:43,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:58:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:43,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:43,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:43,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:43,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:43,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:43,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:43,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:43,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:43,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:43,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 12:58:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:43,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:44,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:44,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:44,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:45,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:48,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 12:58:48,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:58:48,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:58:48,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:58:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-13 12:58:48,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:48,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:48,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:49,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:50,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:53,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:58:53,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:53,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:53,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking...