/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-simple/fibo_2calls_25-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 13:01:43,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 13:01:43,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 13:01:43,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 13:01:43,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 13:01:43,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 13:01:43,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 13:01:43,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 13:01:43,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 13:01:43,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 13:01:43,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 13:01:43,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 13:01:43,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 13:01:43,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 13:01:43,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 13:01:43,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 13:01:43,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 13:01:43,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 13:01:43,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 13:01:43,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 13:01:43,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 13:01:43,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 13:01:43,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 13:01:43,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 13:01:43,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 13:01:43,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 13:01:43,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 13:01:43,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 13:01:43,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 13:01:43,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 13:01:43,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 13:01:43,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 13:01:43,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 13:01:43,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 13:01:43,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 13:01:43,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 13:01:43,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 13:01:43,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 13:01:43,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 13:01:43,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 13:01:43,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 13:01:43,236 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 13:01:43,261 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 13:01:43,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 13:01:43,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 13:01:43,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 13:01:43,263 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 13:01:43,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 13:01:43,263 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 13:01:43,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 13:01:43,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 13:01:43,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 13:01:43,265 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 13:01:43,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 13:01:43,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 13:01:43,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 13:01:43,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 13:01:43,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 13:01:43,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 13:01:43,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 13:01:43,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 13:01:43,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 13:01:43,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 13:01:43,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 13:01:43,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 13:01:43,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 13:01:43,267 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 13:01:43,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 13:01:43,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 13:01:43,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 13:01:43,581 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 13:01:43,583 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 13:01:43,583 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-10-13 13:01:43,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62c51e111/42cb4971dac94849a006c51d3f9a0827/FLAG2eb83be3e [2020-10-13 13:01:44,059 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 13:01:44,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-10-13 13:01:44,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62c51e111/42cb4971dac94849a006c51d3f9a0827/FLAG2eb83be3e [2020-10-13 13:01:44,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/62c51e111/42cb4971dac94849a006c51d3f9a0827 [2020-10-13 13:01:44,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 13:01:44,445 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 13:01:44,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 13:01:44,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 13:01:44,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 13:01:44,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43965ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44, skipping insertion in model container [2020-10-13 13:01:44,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 13:01:44,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 13:01:44,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 13:01:44,652 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 13:01:44,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 13:01:44,684 INFO L208 MainTranslator]: Completed translation [2020-10-13 13:01:44,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44 WrapperNode [2020-10-13 13:01:44,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 13:01:44,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 13:01:44,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 13:01:44,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 13:01:44,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (1/1) ... [2020-10-13 13:01:44,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 13:01:44,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 13:01:44,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 13:01:44,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 13:01:44,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (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 13:01:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 13:01:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 13:01:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-13 13:01:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-13 13:01:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 13:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 13:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 13:01:45,048 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 13:01:45,049 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 13:01:45,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:01:45 BoogieIcfgContainer [2020-10-13 13:01:45,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 13:01:45,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 13:01:45,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 13:01:45,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 13:01:45,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:01:44" (1/3) ... [2020-10-13 13:01:45,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ed0a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:01:45, skipping insertion in model container [2020-10-13 13:01:45,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:44" (2/3) ... [2020-10-13 13:01:45,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ed0a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:01:45, skipping insertion in model container [2020-10-13 13:01:45,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:01:45" (3/3) ... [2020-10-13 13:01:45,061 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_25-1.c [2020-10-13 13:01:45,072 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 13:01:45,080 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 13:01:45,108 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 13:01:45,163 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 13:01:45,163 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 13:01:45,163 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 13:01:45,164 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 13:01:45,164 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 13:01:45,164 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 13:01:45,164 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 13:01:45,164 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 13:01:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-13 13:01:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-13 13:01:45,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:45,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:45,209 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:45,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:45,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-13 13:01:45,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:45,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [935169346] [2020-10-13 13:01:45,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 13:01:45,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:45,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-13 13:01:45,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:45,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 13:01:45,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 13:01:45,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 13:01:45,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:45,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:45,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:45,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 13:01:45,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 13:01:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 13:01:45,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 13:01:45,658 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 13:01:45,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [935169346] [2020-10-13 13:01:45,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 13:01:45,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 13:01:45,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126198809] [2020-10-13 13:01:45,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 13:01:45,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:45,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 13:01:45,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 13:01:45,682 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-13 13:01:45,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:45,734 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2020-10-13 13:01:45,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 13:01:45,736 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-13 13:01:45,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:45,746 INFO L225 Difference]: With dead ends: 47 [2020-10-13 13:01:45,746 INFO L226 Difference]: Without dead ends: 30 [2020-10-13 13:01:45,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 13:01:45,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-13 13:01:45,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-13 13:01:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-13 13:01:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-13 13:01:45,797 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-13 13:01:45,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:45,798 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-13 13:01:45,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 13:01:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-13 13:01:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-13 13:01:45,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:45,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:45,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 13:01:45,801 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:45,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:45,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-13 13:01:45,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:45,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [969996895] [2020-10-13 13:01:45,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 13:01:45,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:45,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-13 13:01:45,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:45,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 13:01:45,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 13:01:45,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:45,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:45,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:45,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 13:01:45,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 13:01:45,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 13:01:45,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:01:45,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:46,014 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 13:01:46,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [969996895] [2020-10-13 13:01:46,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 13:01:46,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 13:01:46,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187618174] [2020-10-13 13:01:46,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 13:01:46,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:46,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 13:01:46,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 13:01:46,019 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-13 13:01:46,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:46,042 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-13 13:01:46,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 13:01:46,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-13 13:01:46,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:46,045 INFO L225 Difference]: With dead ends: 36 [2020-10-13 13:01:46,045 INFO L226 Difference]: Without dead ends: 32 [2020-10-13 13:01:46,047 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 13:01:46,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-13 13:01:46,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-13 13:01:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-13 13:01:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-13 13:01:46,066 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-13 13:01:46,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:46,066 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-13 13:01:46,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 13:01:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-13 13:01:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-13 13:01:46,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:46,070 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:46,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 13:01:46,071 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:46,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:46,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-13 13:01:46,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:46,072 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [623580871] [2020-10-13 13:01:46,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:46,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 13:01:47,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 13:01:47,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1113 [2020-10-13 13:01:47,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:47,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 13:01:47,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:47,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:47,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:47,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:47,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:47,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 13:01:47,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:47,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 13:01:47,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:47,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 13:01:47,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:47,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:47,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:47,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:01:47,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:47,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:01:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 13:01:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:47,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:47,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:47,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:01:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:47,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 13:01:47,371 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [623580871] [2020-10-13 13:01:47,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:01:47,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 13:01:47,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746035957] [2020-10-13 13:01:47,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 13:01:47,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:47,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 13:01:47,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 13:01:47,375 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 6 states. [2020-10-13 13:01:47,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:47,507 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-10-13 13:01:47,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 13:01:47,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-13 13:01:47,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:47,510 INFO L225 Difference]: With dead ends: 58 [2020-10-13 13:01:47,510 INFO L226 Difference]: Without dead ends: 34 [2020-10-13 13:01:47,513 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 13:01:47,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-13 13:01:47,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-10-13 13:01:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-13 13:01:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-13 13:01:47,530 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-10-13 13:01:47,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:47,531 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-13 13:01:47,531 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 13:01:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-13 13:01:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-13 13:01:47,534 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:47,535 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:47,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 13:01:47,535 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:47,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:47,536 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-13 13:01:47,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:47,537 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [266390990] [2020-10-13 13:01:47,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 13:01:47,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:47,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 401 [2020-10-13 13:01:47,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:01:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 13:01:47,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:47,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:47,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:47,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:47,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:47,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:47,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:47,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:47,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:47,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:47,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:47,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:47,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:48,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:48,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-13 13:01:48,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:48,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:48,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:01:48,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:48,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:48,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:01:48,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:48,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:48,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 13:01:48,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:48,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:48,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 13:01:48,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [266390990] [2020-10-13 13:01:48,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 13:01:48,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 13:01:48,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521997336] [2020-10-13 13:01:48,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 13:01:48,220 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:48,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 13:01:48,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 13:01:48,221 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-10-13 13:01:48,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:48,350 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2020-10-13 13:01:48,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 13:01:48,350 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-13 13:01:48,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:48,352 INFO L225 Difference]: With dead ends: 39 [2020-10-13 13:01:48,353 INFO L226 Difference]: Without dead ends: 35 [2020-10-13 13:01:48,354 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-13 13:01:48,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-13 13:01:48,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2020-10-13 13:01:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-13 13:01:48,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2020-10-13 13:01:48,367 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 40 transitions. Word has length 27 [2020-10-13 13:01:48,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:48,367 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 40 transitions. [2020-10-13 13:01:48,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 13:01:48,368 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2020-10-13 13:01:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-13 13:01:48,371 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:48,374 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:48,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 13:01:48,375 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:48,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:48,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1725129826, now seen corresponding path program 1 times [2020-10-13 13:01:48,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:48,377 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1656583975] [2020-10-13 13:01:48,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 13:01:48,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:01:48,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 462 [2020-10-13 13:01:48,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 13:01:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 13:01:48,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:48,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:48,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:48,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:48,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 13:01:48,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:48,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 13:01:48,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:01:48,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 13:01:48,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:48,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:48,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:01:48,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:01:48,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:48,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:48,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:48,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:48,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:48,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 13:01:48,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:48,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:48,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:48,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:48,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:48,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-13 13:01:48,989 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1656583975] [2020-10-13 13:01:48,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 13:01:48,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 13:01:48,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428378422] [2020-10-13 13:01:48,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 13:01:48,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:48,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 13:01:48,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 13:01:48,991 INFO L87 Difference]: Start difference. First operand 33 states and 40 transitions. Second operand 5 states. [2020-10-13 13:01:49,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:49,071 INFO L93 Difference]: Finished difference Result 70 states and 98 transitions. [2020-10-13 13:01:49,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 13:01:49,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-13 13:01:49,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:49,074 INFO L225 Difference]: With dead ends: 70 [2020-10-13 13:01:49,074 INFO L226 Difference]: Without dead ends: 43 [2020-10-13 13:01:49,075 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 2 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 13:01:49,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-10-13 13:01:49,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 37. [2020-10-13 13:01:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-13 13:01:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2020-10-13 13:01:49,088 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 47 transitions. Word has length 28 [2020-10-13 13:01:49,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:49,089 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 47 transitions. [2020-10-13 13:01:49,089 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 13:01:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-10-13 13:01:49,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-13 13:01:49,090 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:49,091 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:49,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 13:01:49,092 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:49,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:49,092 INFO L82 PathProgramCache]: Analyzing trace with hash 482300055, now seen corresponding path program 1 times [2020-10-13 13:01:49,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:49,093 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2003788060] [2020-10-13 13:01:49,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:49,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:49,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:49,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:49,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:49,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-13 13:01:54,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:54,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:54,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:54,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:54,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:54,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:54,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:54,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 13:01:54,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:54,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-13 13:01:54,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:54,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 13:01:54,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:54,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:54,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:54,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:54,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:54,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:54,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 13:01:54,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:54,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 13:01:54,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 13:01:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:54,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:54,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:01:54,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:54,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:54,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:01:54,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 13:01:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:54,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:54,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:54,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:54,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:01:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:54,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-13 13:01:54,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2003788060] [2020-10-13 13:01:54,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:01:54,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 13:01:54,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262308739] [2020-10-13 13:01:54,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 13:01:54,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:54,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 13:01:54,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 13:01:54,353 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. Second operand 6 states. [2020-10-13 13:01:54,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:54,439 INFO L93 Difference]: Finished difference Result 70 states and 98 transitions. [2020-10-13 13:01:54,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 13:01:54,439 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2020-10-13 13:01:54,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:54,441 INFO L225 Difference]: With dead ends: 70 [2020-10-13 13:01:54,441 INFO L226 Difference]: Without dead ends: 39 [2020-10-13 13:01:54,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 13:01:54,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-10-13 13:01:54,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-10-13 13:01:54,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-13 13:01:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2020-10-13 13:01:54,460 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 40 [2020-10-13 13:01:54,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:54,462 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2020-10-13 13:01:54,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 13:01:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2020-10-13 13:01:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-13 13:01:54,467 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:54,468 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:54,468 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 13:01:54,468 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:54,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:54,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1870215323, now seen corresponding path program 1 times [2020-10-13 13:01:54,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:54,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [703538475] [2020-10-13 13:01:54,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:54,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 13:01:57,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 13:01:57,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2664 [2020-10-13 13:01:57,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:01:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 13:01:57,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:57,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:57,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:57,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:57,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:57,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:57,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:57,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:01:57,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 560 [2020-10-13 13:01:57,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:01:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 13:01:57,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:57,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:57,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:01:57,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:01:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:01:57,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:57,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:57,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 13:01:57,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:01:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:01:57,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:57,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:57,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:01:57,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:57,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:57,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:01:57,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:57,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:57,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:57,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:57,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:57,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:57,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:57,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:57,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:01:57,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-13 13:01:57,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [703538475] [2020-10-13 13:01:57,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:01:57,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 13:01:57,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481839128] [2020-10-13 13:01:57,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 13:01:57,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:57,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 13:01:57,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-10-13 13:01:57,924 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 10 states. [2020-10-13 13:01:58,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:58,231 INFO L93 Difference]: Finished difference Result 83 states and 117 transitions. [2020-10-13 13:01:58,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 13:01:58,232 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 41 [2020-10-13 13:01:58,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:58,234 INFO L225 Difference]: With dead ends: 83 [2020-10-13 13:01:58,234 INFO L226 Difference]: Without dead ends: 46 [2020-10-13 13:01:58,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-10-13 13:01:58,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-13 13:01:58,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-10-13 13:01:58,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-10-13 13:01:58,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 52 transitions. [2020-10-13 13:01:58,255 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 52 transitions. Word has length 41 [2020-10-13 13:01:58,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:58,255 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 52 transitions. [2020-10-13 13:01:58,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 13:01:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2020-10-13 13:01:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-13 13:01:58,260 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:58,261 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:58,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 13:01:58,261 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:58,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:58,262 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 2 times [2020-10-13 13:01:58,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:58,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [31321013] [2020-10-13 13:01:58,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:58,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:58,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:58,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:58,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:59,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 13:01:59,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 13:01:59,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 990 [2020-10-13 13:01:59,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:59,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:01:59,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:01:59,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 13:01:59,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:59,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:59,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:59,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:59,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:59,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:59,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:59,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:59,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:59,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:59,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:59,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:59,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:59,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:59,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:59,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 559 [2020-10-13 13:01:59,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:01:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:01:59,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:59,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:59,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:59,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:59,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:59,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:59,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-13 13:01:59,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:59,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:01:59,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:59,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:01:59,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:59,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:59,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:00,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 13:02:00,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:00,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:00,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:00,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:00,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:00,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:00,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:00,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:00,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 13:02:00,052 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [31321013] [2020-10-13 13:02:00,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:00,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 13:02:00,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965135171] [2020-10-13 13:02:00,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 13:02:00,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:00,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 13:02:00,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 13:02:00,054 INFO L87 Difference]: Start difference. First operand 43 states and 52 transitions. Second operand 9 states. [2020-10-13 13:02:00,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:00,279 INFO L93 Difference]: Finished difference Result 78 states and 108 transitions. [2020-10-13 13:02:00,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 13:02:00,280 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2020-10-13 13:02:00,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:00,281 INFO L225 Difference]: With dead ends: 78 [2020-10-13 13:02:00,281 INFO L226 Difference]: Without dead ends: 74 [2020-10-13 13:02:00,286 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-13 13:02:00,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-10-13 13:02:00,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 68. [2020-10-13 13:02:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-13 13:02:00,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2020-10-13 13:02:00,307 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 41 [2020-10-13 13:02:00,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:00,308 INFO L479 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-13 13:02:00,308 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 13:02:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2020-10-13 13:02:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-13 13:02:00,313 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:00,313 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:00,314 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 13:02:00,314 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:00,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:00,316 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-10-13 13:02:00,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:00,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1115823473] [2020-10-13 13:02:00,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:05,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-13 13:02:05,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:02:05,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 13:02:05,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:02:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:05,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:05,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:05,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:05,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:05,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:05,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:05,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:05,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:05,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:05,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:06,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:06,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:06,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-13 13:02:10,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:02:10,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 13:02:10,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 13:02:10,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 13:02:10,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 13:02:10,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 13:02:10,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 362 [2020-10-13 13:02:10,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:10,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 13:02:10,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:10,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:10,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-13 13:02:10,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:02:10,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:10,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:10,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:10,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:10,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 13:02:10,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:10,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:10,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:10,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:10,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:10,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:10,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:10,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:10,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:10,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:02:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:02:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:10,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 13:02:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:10,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:10,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:10,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:10,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:10,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:10,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:10,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:10,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 13:02:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:10,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-13 13:02:11,006 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1115823473] [2020-10-13 13:02:11,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:11,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 13:02:11,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949205853] [2020-10-13 13:02:11,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 13:02:11,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:11,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 13:02:11,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-10-13 13:02:11,012 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 10 states. [2020-10-13 13:02:11,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:11,326 INFO L93 Difference]: Finished difference Result 139 states and 229 transitions. [2020-10-13 13:02:11,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 13:02:11,328 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2020-10-13 13:02:11,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:11,330 INFO L225 Difference]: With dead ends: 139 [2020-10-13 13:02:11,330 INFO L226 Difference]: Without dead ends: 79 [2020-10-13 13:02:11,334 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-10-13 13:02:11,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-13 13:02:11,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 73. [2020-10-13 13:02:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-13 13:02:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2020-10-13 13:02:11,355 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 54 [2020-10-13 13:02:11,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:11,356 INFO L479 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2020-10-13 13:02:11,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 13:02:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2020-10-13 13:02:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-13 13:02:11,361 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:11,361 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:11,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 13:02:11,362 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:11,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:11,362 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-10-13 13:02:11,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:11,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1762286657] [2020-10-13 13:02:11,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:11,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:11,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:16,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-13 13:02:16,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 13:02:16,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 13:02:16,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:02:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:16,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:16,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:16,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:16,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:16,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:16,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:16,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:16,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:16,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:16,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:16,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:16,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:16,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:16,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:16,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1362 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 13:02:17,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:17,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:17,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:02:17,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:17,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:02:17,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:17,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:17,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:18,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:18,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 13:02:18,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:02:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:18,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:18,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:18,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:02:18,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:18,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:18,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:18,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:18,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:18,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:18,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:18,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:18,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:18,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:18,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:18,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:18,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:02:18,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:02:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:02:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:18,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:02:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-13 13:02:18,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1762286657] [2020-10-13 13:02:18,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:18,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 13:02:18,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179110212] [2020-10-13 13:02:18,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 13:02:18,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:18,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 13:02:18,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-13 13:02:18,159 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 10 states. [2020-10-13 13:02:18,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:18,422 INFO L93 Difference]: Finished difference Result 147 states and 238 transitions. [2020-10-13 13:02:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 13:02:18,423 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-10-13 13:02:18,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:18,425 INFO L225 Difference]: With dead ends: 147 [2020-10-13 13:02:18,425 INFO L226 Difference]: Without dead ends: 86 [2020-10-13 13:02:18,426 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-10-13 13:02:18,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-13 13:02:18,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 80. [2020-10-13 13:02:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-13 13:02:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 119 transitions. [2020-10-13 13:02:18,437 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 119 transitions. Word has length 55 [2020-10-13 13:02:18,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:18,437 INFO L479 AbstractCegarLoop]: Abstraction has 80 states and 119 transitions. [2020-10-13 13:02:18,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 13:02:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2020-10-13 13:02:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-13 13:02:18,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:18,439 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:18,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 13:02:18,439 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:18,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:18,440 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-10-13 13:02:18,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:18,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387186712] [2020-10-13 13:02:18,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:20,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:23,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-13 13:02:23,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 13:02:23,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:02:23,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:23,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:02:23,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:23,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:23,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:23,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:23,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:23,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:23,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:23,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:23,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:23,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:23,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:23,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:23,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:23,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:25,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:26,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:26,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:26,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:26,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:27,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:27,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:27,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 13:02:28,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:28,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 252 [2020-10-13 13:02:28,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:02:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:28,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:28,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 13:02:28,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:02:28,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:28,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:28,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:28,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:28,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:28,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:28,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:28,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:28,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:28,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:28,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:28,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:28,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:28,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:28,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:29,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:29,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:02:29,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 681 [2020-10-13 13:02:29,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:29,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:02:29,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:02:29,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:02:29,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 13:02:29,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:29,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:29,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:02:29,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:02:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:29,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:29,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:29,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:29,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:29,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:29,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:29,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:29,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:29,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:29,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:29,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:29,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:29,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:29,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:29,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:29,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:29,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:29,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:29,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:29,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:02:29,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:29,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:29,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:29,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:29,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:29,643 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 40 proven. 47 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-13 13:02:29,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387186712] [2020-10-13 13:02:29,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:29,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 13:02:29,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293130661] [2020-10-13 13:02:29,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 13:02:29,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:29,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 13:02:29,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-13 13:02:29,646 INFO L87 Difference]: Start difference. First operand 80 states and 119 transitions. Second operand 13 states. [2020-10-13 13:02:30,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:30,056 INFO L93 Difference]: Finished difference Result 178 states and 308 transitions. [2020-10-13 13:02:30,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 13:02:30,057 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-10-13 13:02:30,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:30,061 INFO L225 Difference]: With dead ends: 178 [2020-10-13 13:02:30,061 INFO L226 Difference]: Without dead ends: 108 [2020-10-13 13:02:30,062 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2020-10-13 13:02:30,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-13 13:02:30,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 95. [2020-10-13 13:02:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-13 13:02:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 135 transitions. [2020-10-13 13:02:30,075 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 135 transitions. Word has length 82 [2020-10-13 13:02:30,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:30,076 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 135 transitions. [2020-10-13 13:02:30,076 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 13:02:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2020-10-13 13:02:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-13 13:02:30,077 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:30,077 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:30,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 13:02:30,078 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:30,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:30,078 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 3 times [2020-10-13 13:02:30,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:30,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1368979550] [2020-10-13 13:02:30,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:30,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:30,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:31,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:31,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:31,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:31,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:31,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:32,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:34,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 13:02:35,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:35,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:35,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:35,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:35,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:35,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:35,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:35,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:35,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:35,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:35,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:36,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:37,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:37,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:37,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 13:02:40,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 13:02:40,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:40,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:40,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:40,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 13:02:40,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 522 [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 13:02:40,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:40,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:40,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:40,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:02:40,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:40,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:40,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:40,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:41,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:41,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:41,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:41,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:41,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:41,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:41,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 13:02:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:02:41,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:41,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 13:02:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 13:02:41,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:02:41,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 739 [2020-10-13 13:02:41,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 13:02:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:41,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:41,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:41,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:41,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:41,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:41,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:41,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:41,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:41,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:41,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:41,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:41,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:41,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 97 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-13 13:02:41,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1368979550] [2020-10-13 13:02:41,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:41,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 13:02:41,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351906387] [2020-10-13 13:02:41,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 13:02:41,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:41,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 13:02:41,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-13 13:02:41,892 INFO L87 Difference]: Start difference. First operand 95 states and 135 transitions. Second operand 10 states. [2020-10-13 13:02:42,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:42,166 INFO L93 Difference]: Finished difference Result 201 states and 314 transitions. [2020-10-13 13:02:42,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 13:02:42,172 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-10-13 13:02:42,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:42,177 INFO L225 Difference]: With dead ends: 201 [2020-10-13 13:02:42,177 INFO L226 Difference]: Without dead ends: 114 [2020-10-13 13:02:42,178 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-10-13 13:02:42,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-13 13:02:42,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 106. [2020-10-13 13:02:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-13 13:02:42,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 153 transitions. [2020-10-13 13:02:42,193 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 153 transitions. Word has length 110 [2020-10-13 13:02:42,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:42,193 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 153 transitions. [2020-10-13 13:02:42,193 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 13:02:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 153 transitions. [2020-10-13 13:02:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-13 13:02:42,196 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:42,196 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 14, 14, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:42,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 13:02:42,196 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:42,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:42,197 INFO L82 PathProgramCache]: Analyzing trace with hash -359906218, now seen corresponding path program 1 times [2020-10-13 13:02:42,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:42,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1753805490] [2020-10-13 13:02:42,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:42,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:42,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:45,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:45,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:45,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:45,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:45,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:47,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 13:02:47,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:47,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:47,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:47,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:47,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:47,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:47,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:48,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:49,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:52,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 13:02:52,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-13 13:02:52,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 13:02:52,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:52,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 13:02:52,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 13:02:52,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 13:02:52,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:52,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:52,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:53,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:54,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:54,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:57,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:02:57,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-13 13:02:57,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:02:57,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:57,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:02:57,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:57,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 13:02:57,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:57,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:57,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:57,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:58,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:58,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:02:58,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 863 [2020-10-13 13:02:58,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:58,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:02:58,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:58,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:02:58,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:58,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:58,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:58,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:58,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:58,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 13:02:58,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:58,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:02:58,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:58,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:58,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:58,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:58,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:58,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:58,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:58,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:58,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:58,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:58,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:58,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:58,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:58,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:58,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:58,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:58,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:58,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:58,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:58,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:58,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:58,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:58,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:01,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:01,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:03:01,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 13:03:01,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3580 [2020-10-13 13:03:01,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:03:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:03:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:03:02,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:03:02,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:02,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:02,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:02,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:02,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:02,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:02,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:02,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:02,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:02,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:02,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:02,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:02,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:02,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:02,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:02,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 13:03:02,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:02,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:02,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:02,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:02,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:03:02,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:02,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:02,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:02,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:02,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:02,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:02,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:02,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:02,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:02,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:02,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:03:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:02,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:02,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:07,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:03:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 13:03:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:07,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:07,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:07,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:08,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1173 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:03:08,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:08,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:08,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:08,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:08,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:08,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-13 13:03:08,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:08,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:03:08,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:08,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:08,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-13 13:03:08,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:08,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:08,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:08,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:08,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:03:08,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:08,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:08,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:08,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:08,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:08,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:08,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:03:08,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:08,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:08,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:08,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:08,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:08,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:08,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:08,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:08,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:03:08,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:08,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:08,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:08,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:11,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3249 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:03:11,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:11,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:11,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:11,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:12,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:03:12,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 233 [2020-10-13 13:03:12,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:03:12,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:12,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:12,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:03:12,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:12,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:12,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:12,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:12,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:12,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:12,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:12,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:03:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:12,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:12,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:12,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:12,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:12,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 365 proven. 429 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-10-13 13:03:12,270 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1753805490] [2020-10-13 13:03:12,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:03:12,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-13 13:03:12,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511938191] [2020-10-13 13:03:12,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-13 13:03:12,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:03:12,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-13 13:03:12,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-10-13 13:03:12,272 INFO L87 Difference]: Start difference. First operand 106 states and 153 transitions. Second operand 20 states. [2020-10-13 13:03:12,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:03:12,807 INFO L93 Difference]: Finished difference Result 214 states and 340 transitions. [2020-10-13 13:03:12,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 13:03:12,808 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 218 [2020-10-13 13:03:12,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:03:12,810 INFO L225 Difference]: With dead ends: 214 [2020-10-13 13:03:12,810 INFO L226 Difference]: Without dead ends: 116 [2020-10-13 13:03:12,812 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 66 SyntacticMatches, 5 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=720, Unknown=0, NotChecked=0, Total=870 [2020-10-13 13:03:12,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-13 13:03:12,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 108. [2020-10-13 13:03:12,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-13 13:03:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 140 transitions. [2020-10-13 13:03:12,823 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 140 transitions. Word has length 218 [2020-10-13 13:03:12,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:03:12,824 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 140 transitions. [2020-10-13 13:03:12,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-13 13:03:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 140 transitions. [2020-10-13 13:03:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-13 13:03:12,826 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:03:12,826 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:03:12,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 13:03:12,827 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:03:12,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:03:12,827 INFO L82 PathProgramCache]: Analyzing trace with hash -664414073, now seen corresponding path program 2 times [2020-10-13 13:03:12,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:03:12,828 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1982837701] [2020-10-13 13:03:12,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:03:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:12,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:12,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:13,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:13,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:13,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:17,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-13 13:03:17,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 13:03:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 13:03:17,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:03:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:03:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 13:03:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:17,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:03:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:17,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:17,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:03:17,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:17,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:17,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:17,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:17,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:17,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:17,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:17,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:03:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:17,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:18,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 13:03:22,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:22,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:22,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:22,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:23,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:23,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:23,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:23,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:23,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:24,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:27,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:27,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:03:27,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 13:03:27,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 13:03:27,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:27,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 13:03:27,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:27,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:03:27,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:28,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:28,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:28,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:28,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:28,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 761 [2020-10-13 13:03:28,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:28,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:03:28,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:28,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:03:28,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:28,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:28,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:28,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:28,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:28,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-13 13:03:28,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:28,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:28,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:28,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:28,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:28,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:28,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:03:28,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:28,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:28,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:28,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:28,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:28,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:28,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:28,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:28,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:03:28,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:28,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:28,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:28,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:28,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:28,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:28,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:03:28,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:28,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:28,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:28,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:29,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:29,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:29,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:29,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-13 13:03:29,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:29,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:29,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:29,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:29,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:29,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:29,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:29,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:29,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:29,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:03:29,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:29,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:29,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:29,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:29,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:29,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:29,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:29,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:29,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:29,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:03:29,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:03:29,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:03:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:29,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:29,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:30,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:30,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:34,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-13 13:03:34,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 13:03:34,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 13:03:34,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:03:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:03:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 13:03:34,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:34,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:34,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:34,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:35,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:36,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:39,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:03:39,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 13:03:39,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:03:39,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 13:03:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:03:39,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:39,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:39,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:40,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:03:40,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1023 [2020-10-13 13:03:40,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:03:40,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:03:40,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:40,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:40,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:40,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:40,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:03:40,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:40,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:40,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:40,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:40,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:03:40,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:40,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:40,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:03:40,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:40,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:40,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:40,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:40,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:40,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:40,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:40,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:40,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:40,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:03:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:40,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:40,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:41,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:41,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:44,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:03:44,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 13:03:44,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3934 [2020-10-13 13:03:44,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:03:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:03:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:03:44,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:44,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:44,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:44,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1213 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:03:46,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:03:46,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:03:46,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:03:46,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:46,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:03:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:03:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:46,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:46,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:03:46,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:03:46,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:03:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:03:46,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:03:46,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:46,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:46,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:46,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:03:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:46,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:46,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:46,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:03:46,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:46,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:46,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:46,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:46,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:46,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:46,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 285 proven. 466 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2020-10-13 13:03:46,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1982837701] [2020-10-13 13:03:46,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:03:46,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-13 13:03:46,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465424771] [2020-10-13 13:03:46,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-13 13:03:46,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:03:46,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-13 13:03:46,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=949, Unknown=0, NotChecked=0, Total=1056 [2020-10-13 13:03:46,318 INFO L87 Difference]: Start difference. First operand 108 states and 140 transitions. Second operand 33 states. [2020-10-13 13:03:48,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:03:48,006 INFO L93 Difference]: Finished difference Result 231 states and 353 transitions. [2020-10-13 13:03:48,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-13 13:03:48,007 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 204 [2020-10-13 13:03:48,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:03:48,009 INFO L225 Difference]: With dead ends: 231 [2020-10-13 13:03:48,011 INFO L226 Difference]: Without dead ends: 133 [2020-10-13 13:03:48,013 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 682 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=383, Invalid=2809, Unknown=0, NotChecked=0, Total=3192 [2020-10-13 13:03:48,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-13 13:03:48,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 118. [2020-10-13 13:03:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-10-13 13:03:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 152 transitions. [2020-10-13 13:03:48,031 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 152 transitions. Word has length 204 [2020-10-13 13:03:48,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:03:48,032 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 152 transitions. [2020-10-13 13:03:48,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-13 13:03:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 152 transitions. [2020-10-13 13:03:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-13 13:03:48,035 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:03:48,038 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:03:48,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 13:03:48,039 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:03:48,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:03:48,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1474528275, now seen corresponding path program 3 times [2020-10-13 13:03:48,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:03:48,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [897883868] [2020-10-13 13:03:48,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:03:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:48,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:48,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:49,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:49,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:49,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:49,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:52,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:52,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:52,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:52,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:53,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 339 [2020-10-13 13:03:53,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 13:03:53,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-13 13:03:53,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:53,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:03:53,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:03:53,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 13:03:53,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:53,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:03:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:53,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:53,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:03:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:03:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:53,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:03:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:53,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:53,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:54,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:54,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:54,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:54,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:55,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:55,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:55,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:03:58,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-13 13:03:58,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 13:03:58,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 13:03:58,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:03:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:03:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:03:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 13:03:58,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:03:58,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:03:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:03:58,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:58,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:59,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:59,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:59,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:03:59,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:03,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:04:03,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 13:04:03,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 13:04:03,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 13:04:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:04:03,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:03,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:03,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:03,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:04,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:04:08,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 13:04:08,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 13:04:08,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:04:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:04:08,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:08,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:04:08,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 627 [2020-10-13 13:04:08,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:04:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:08,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:08,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:08,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:08,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:08,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:08,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:08,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:08,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:08,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:04:08,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:08,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:08,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:04:08,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:08,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:04:08,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:08,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:04:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:08,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:09,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:04:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 13:04:09,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:04:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:04:09,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:09,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:04:09,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:04:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:04:09,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:04:09,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:04:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:09,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:04:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:09,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:09,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:09,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:09,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:09,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:09,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:04:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:09,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:09,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:14,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-13 13:04:14,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 13:04:14,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 13:04:14,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:14,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:04:14,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:04:14,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-13 13:04:14,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:14,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:14,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:14,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:15,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:15,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:15,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:16,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:16,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:19,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:04:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:19,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:19,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:19,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:20,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:20,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:24,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:04:24,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 13:04:24,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 13:04:24,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:24,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:04:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:04:24,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:24,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:24,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:24,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:25,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:04:25,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:04:25,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:25,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:04:25,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:04:25,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:25,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:04:25,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:25,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:04:25,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:04:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:25,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:25,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:25,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:25,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:04:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 421 [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:04:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:25,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:25,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:04:25,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:25,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:25,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:25,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:04:25,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:04:25,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:04:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:04:25,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:04:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:04:25,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:25,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:25,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:25,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:25,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:25,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:25,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 405 proven. 563 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2020-10-13 13:04:25,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [897883868] [2020-10-13 13:04:25,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:04:25,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-13 13:04:25,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746477741] [2020-10-13 13:04:25,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-13 13:04:25,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:04:25,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-13 13:04:25,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2020-10-13 13:04:25,702 INFO L87 Difference]: Start difference. First operand 118 states and 152 transitions. Second operand 22 states. [2020-10-13 13:04:26,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:04:26,552 INFO L93 Difference]: Finished difference Result 249 states and 389 transitions. [2020-10-13 13:04:26,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-13 13:04:26,553 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 259 [2020-10-13 13:04:26,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:04:26,556 INFO L225 Difference]: With dead ends: 249 [2020-10-13 13:04:26,556 INFO L226 Difference]: Without dead ends: 148 [2020-10-13 13:04:26,558 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=188, Invalid=1072, Unknown=0, NotChecked=0, Total=1260 [2020-10-13 13:04:26,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-13 13:04:26,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 130. [2020-10-13 13:04:26,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-10-13 13:04:26,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 172 transitions. [2020-10-13 13:04:26,572 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 172 transitions. Word has length 259 [2020-10-13 13:04:26,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:04:26,573 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 172 transitions. [2020-10-13 13:04:26,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-13 13:04:26,573 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 172 transitions. [2020-10-13 13:04:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-10-13 13:04:26,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:04:26,578 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 19, 19, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 8, 7, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:04:26,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 13:04:26,579 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:04:26,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:04:26,579 INFO L82 PathProgramCache]: Analyzing trace with hash 675120118, now seen corresponding path program 4 times [2020-10-13 13:04:26,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:04:26,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [327432568] [2020-10-13 13:04:26,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:04:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:26,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:26,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:26,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:26,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:27,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:28,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:28,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:28,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:29,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:29,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:29,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:29,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:29,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:30,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:31,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 427 [2020-10-13 13:04:31,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:31,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:31,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:04:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:31,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:31,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:04:31,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:31,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:31,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:31,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:31,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:31,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:31,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:31,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:04:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:31,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:31,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:32,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:33,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:34,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:36,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:04:36,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 13:04:36,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-13 13:04:36,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:36,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:36,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:36,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:37,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:39,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:40,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:41,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-13 13:04:41,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 13:04:41,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 13:04:41,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:04:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:04:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-13 13:04:41,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:41,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:41,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:41,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:42,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:43,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:43,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:04:46,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:46,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:46,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:46,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:47,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:47,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:50,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4034 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:04:50,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:50,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:50,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:50,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 598 [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:04:51,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:51,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:51,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:04:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:51,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:04:51,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:04:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:51,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:04:51,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:51,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:51,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:51,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:04:51,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:04:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:51,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:04:51,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:51,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:51,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:51,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:51,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:51,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:51,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:04:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:51,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:51,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:52,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:04:52,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 466 [2020-10-13 13:04:52,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:04:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:04:52,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:04:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 235 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:04:52,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:04:52,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:04:52,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:04:52,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:04:52,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 13:04:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 218 [2020-10-13 13:04:52,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:52,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:52,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:04:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:04:52,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:04:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:52,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:04:52,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:04:52,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:04:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:04:52,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:04:52,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:04:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:04:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:04:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:04:52,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:04:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:52,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:52,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2942 backedges. 212 proven. 693 refuted. 0 times theorem prover too weak. 2037 trivial. 0 not checked. [2020-10-13 13:04:52,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [327432568] [2020-10-13 13:04:52,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:04:52,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-13 13:04:52,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527588196] [2020-10-13 13:04:52,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-13 13:04:52,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:04:52,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-13 13:04:52,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-13 13:04:52,804 INFO L87 Difference]: Start difference. First operand 130 states and 172 transitions. Second operand 18 states. [2020-10-13 13:04:53,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:04:53,431 INFO L93 Difference]: Finished difference Result 246 states and 344 transitions. [2020-10-13 13:04:53,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 13:04:53,432 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 327 [2020-10-13 13:04:53,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:04:53,434 INFO L225 Difference]: With dead ends: 246 [2020-10-13 13:04:53,434 INFO L226 Difference]: Without dead ends: 134 [2020-10-13 13:04:53,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=134, Invalid=678, Unknown=0, NotChecked=0, Total=812 [2020-10-13 13:04:53,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-13 13:04:53,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 131. [2020-10-13 13:04:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-13 13:04:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 168 transitions. [2020-10-13 13:04:53,447 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 168 transitions. Word has length 327 [2020-10-13 13:04:53,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:04:53,448 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 168 transitions. [2020-10-13 13:04:53,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-13 13:04:53,448 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 168 transitions. [2020-10-13 13:04:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-13 13:04:53,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:04:53,452 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 14, 14, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 6, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:04:53,453 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-13 13:04:53,453 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:04:53,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:04:53,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1811562198, now seen corresponding path program 5 times [2020-10-13 13:04:53,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:04:53,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [975920612] [2020-10-13 13:04:53,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:04:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:53,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:53,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:54,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:58,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 321 [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:04:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:04:58,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:58,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:04:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:04:58,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:04:58,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:04:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:04:58,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:58,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:59,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:04:59,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:02,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:02,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:02,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:02,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:03,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-13 13:05:03,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:05:03,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 13:05:03,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:03,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 13:05:03,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:05:03,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-13 13:05:03,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:03,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:03,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:03,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:04,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 13:05:08,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:08,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 13:05:08,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:08,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:08,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:08,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:09,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:09,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:09,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:09,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:13,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:05:13,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 13:05:13,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 13:05:13,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:13,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 13:05:13,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:13,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:05:13,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:13,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:13,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:13,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4637 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:05:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:18,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:18,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:18,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 701 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:05:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:05:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:05:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:05:19,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:05:19,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:05:19,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:05:19,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:05:19,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:05:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:05:19,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:05:19,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:05:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:19,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:05:19,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:19,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:05:19,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:05:19,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:19,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:05:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:05:19,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:05:19,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:05:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:05:19,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:05:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:05:19,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:05:19,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:19,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:05:19,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:05:19,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:19,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:05:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:05:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:19,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:19,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:19,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 13:05:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:19,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:19,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:20,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:24,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:24,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:05:24,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:05:24,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:05:25,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:05:25,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-13 13:05:25,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:05:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:05:25,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:25,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:05:25,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:25,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:25,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:05:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:25,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:05:25,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:05:25,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:05:25,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:05:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:05:25,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:25,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:05:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:25,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:25,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:25,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:05:25,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:25,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 308 proven. 490 refuted. 0 times theorem prover too weak. 796 trivial. 0 not checked. [2020-10-13 13:05:25,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [975920612] [2020-10-13 13:05:25,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:05:25,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-13 13:05:25,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086428566] [2020-10-13 13:05:25,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-13 13:05:25,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:05:25,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-13 13:05:25,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=475, Unknown=0, NotChecked=0, Total=552 [2020-10-13 13:05:25,451 INFO L87 Difference]: Start difference. First operand 131 states and 168 transitions. Second operand 24 states. [2020-10-13 13:05:26,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:05:26,331 INFO L93 Difference]: Finished difference Result 270 states and 381 transitions. [2020-10-13 13:05:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-13 13:05:26,335 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 245 [2020-10-13 13:05:26,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:05:26,339 INFO L225 Difference]: With dead ends: 270 [2020-10-13 13:05:26,339 INFO L226 Difference]: Without dead ends: 157 [2020-10-13 13:05:26,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=250, Invalid=1390, Unknown=0, NotChecked=0, Total=1640 [2020-10-13 13:05:26,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2020-10-13 13:05:26,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 139. [2020-10-13 13:05:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-13 13:05:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 180 transitions. [2020-10-13 13:05:26,364 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 180 transitions. Word has length 245 [2020-10-13 13:05:26,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:05:26,367 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 180 transitions. [2020-10-13 13:05:26,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-13 13:05:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 180 transitions. [2020-10-13 13:05:26,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2020-10-13 13:05:26,374 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:05:26,375 INFO L422 BasicCegarLoop]: trace histogram [38, 38, 35, 35, 30, 29, 19, 19, 19, 19, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 13, 10, 8, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:05:26,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-13 13:05:26,375 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:05:26,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:05:26,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1593746367, now seen corresponding path program 6 times [2020-10-13 13:05:26,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:05:26,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507462194] [2020-10-13 13:05:26,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:05:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:26,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:26,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:27,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:27,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:27,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:27,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:29,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 656 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:05:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:05:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:31,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:05:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:31,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:31,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:05:31,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:05:31,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:05:31,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:31,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:05:31,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:05:31,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:05:31,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:31,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:05:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:31,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:31,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:32,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:34,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:35,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 644 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 13:05:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 13:05:36,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:36,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:36,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:36,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:38,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:05:41,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 13:05:41,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 13:05:41,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 13:05:41,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:05:41,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:05:41,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:05:41,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 13:05:41,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:05:41,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:05:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:05:41,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:05:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking...