/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_20-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:58:18,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:58:18,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:58:18,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:58:18,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:58:18,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:58:18,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:58:18,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:58:18,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:58:18,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:58:18,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:58:18,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:58:18,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:58:18,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:58:18,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:58:18,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:58:18,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:58:18,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:58:18,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:58:18,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:58:18,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:58:18,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:58:18,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:58:18,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:58:18,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:58:18,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:58:18,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:58:18,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:58:18,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:58:18,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:58:18,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:58:18,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:58:18,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:58:18,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:58:18,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:58:18,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:58:18,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:58:18,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:58:18,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:58:18,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:58:18,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:58:18,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:58:18,498 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:58:18,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:58:18,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:58:18,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:58:18,500 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:58:18,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:58:18,501 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:58:18,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:58:18,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:58:18,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:58:18,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:58:18,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:58:18,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:58:18,502 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:58:18,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:58:18,503 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:58:18,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:58:18,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:58:18,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:58:18,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:58:18,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:58:18,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:58:18,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:58:18,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:58:18,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:58:18,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:58:18,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:58:18,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:58:18,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:58:18,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:58:18,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:58:18,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:58:18,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:58:18,841 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:58:18,841 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:58:18,842 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_20-1.c [2020-10-13 12:58:18,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eb51b5947/c5e2fc7f3fdf4fc9bd073f1652323783/FLAGc204abbf6 [2020-10-13 12:58:19,411 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:58:19,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_20-1.c [2020-10-13 12:58:19,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eb51b5947/c5e2fc7f3fdf4fc9bd073f1652323783/FLAGc204abbf6 [2020-10-13 12:58:19,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eb51b5947/c5e2fc7f3fdf4fc9bd073f1652323783 [2020-10-13 12:58:19,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:58:19,780 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:58:19,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:58:19,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:58:19,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:58:19,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:58:19" (1/1) ... [2020-10-13 12:58:19,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1922398b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:19, skipping insertion in model container [2020-10-13 12:58:19,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:58:19" (1/1) ... [2020-10-13 12:58:19,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:58:19,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:58:19,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:58:19,993 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:58:20,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:58:20,023 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:58:20,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20 WrapperNode [2020-10-13 12:58:20,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:58:20,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:58:20,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:58:20,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:58:20,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... [2020-10-13 12:58:20,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:58:20,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:58:20,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:58:20,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:58:20,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:58:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:58:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:58:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-10-13 12:58:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:58:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:58:20,402 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:58:20,402 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 12:58:20,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:58:20 BoogieIcfgContainer [2020-10-13 12:58:20,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:58:20,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:58:20,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:58:20,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:58:20,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:58:19" (1/3) ... [2020-10-13 12:58:20,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15dcc7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:58:20, skipping insertion in model container [2020-10-13 12:58:20,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:20" (2/3) ... [2020-10-13 12:58:20,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15dcc7af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:58:20, skipping insertion in model container [2020-10-13 12:58:20,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:58:20" (3/3) ... [2020-10-13 12:58:20,415 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_20-1.c [2020-10-13 12:58:20,426 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:58:20,433 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:58:20,448 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:58:20,472 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:58:20,472 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:58:20,472 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:58:20,472 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:58:20,472 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:58:20,473 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:58:20,473 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:58:20,473 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:58:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-10-13 12:58:20,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-13 12:58:20,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:20,497 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:20,497 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:20,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:20,504 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-10-13 12:58:20,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:20,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [294207060] [2020-10-13 12:58:20,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:20,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:20,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:20,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:20,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 12:58:20,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:20,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-13 12:58:20,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:20,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:20,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 12:58:20,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:58:20,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:58:20,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:20,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:20,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:20,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:20,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:20,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:20,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:20,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:20,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:20,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:20,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:20,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:20,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:20,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:20,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:20,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:58:20,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:58:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:58:20,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:58:20,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [294207060] [2020-10-13 12:58:20,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:58:20,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:58:20,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655203225] [2020-10-13 12:58:20,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:58:20,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:20,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:58:20,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:58:20,895 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-10-13 12:58:20,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:20,955 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2020-10-13 12:58:20,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:58:20,957 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-13 12:58:20,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:20,968 INFO L225 Difference]: With dead ends: 38 [2020-10-13 12:58:20,969 INFO L226 Difference]: Without dead ends: 21 [2020-10-13 12:58:20,972 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 12:58:20,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-10-13 12:58:21,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-10-13 12:58:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-10-13 12:58:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-10-13 12:58:21,015 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-10-13 12:58:21,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:21,016 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-10-13 12:58:21,016 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:58:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-10-13 12:58:21,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-13 12:58:21,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:21,018 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:21,019 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:58:21,019 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:21,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:21,020 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-10-13 12:58:21,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:21,020 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260703113] [2020-10-13 12:58:21,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:21,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:21,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 12:58:21,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:21,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-13 12:58:21,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:21,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:21,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:58:21,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:58:21,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:58:21,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:21,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:21,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:21,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:21,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:21,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:21,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:21,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:21,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:21,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:21,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:21,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:21,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 12:58:21,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:21,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:58:21,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:21,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:21,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:58:21,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260703113] [2020-10-13 12:58:21,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:58:21,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:58:21,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417780483] [2020-10-13 12:58:21,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:58:21,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:21,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:58:21,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:58:21,413 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-10-13 12:58:21,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:21,432 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-10-13 12:58:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:58:21,433 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-13 12:58:21,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:21,435 INFO L225 Difference]: With dead ends: 27 [2020-10-13 12:58:21,435 INFO L226 Difference]: Without dead ends: 23 [2020-10-13 12:58:21,436 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 12:58:21,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-13 12:58:21,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-10-13 12:58:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-10-13 12:58:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-10-13 12:58:21,444 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-10-13 12:58:21,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:21,445 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-10-13 12:58:21,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:58:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-10-13 12:58:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-13 12:58:21,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:21,447 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:21,447 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:58:21,447 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:21,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:21,447 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-10-13 12:58:21,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:21,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242898365] [2020-10-13 12:58:21,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:21,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:21,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:58:22,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:58:22,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 944 [2020-10-13 12:58:22,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:22,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 12:58:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:22,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:22,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:22,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:22,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:22,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:22,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:22,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:22,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 12:58:22,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:22,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:58:22,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:58:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:22,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:22,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:22,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:22,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:58:22,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:22,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:22,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:22,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:22,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:58:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:22,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:22,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:22,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:22,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:22,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 12:58:22,510 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242898365] [2020-10-13 12:58:22,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:22,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 12:58:22,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743268214] [2020-10-13 12:58:22,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 12:58:22,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:22,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 12:58:22,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:58:22,513 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 6 states. [2020-10-13 12:58:22,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:22,613 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-10-13 12:58:22,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:58:22,614 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-13 12:58:22,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:22,615 INFO L225 Difference]: With dead ends: 38 [2020-10-13 12:58:22,616 INFO L226 Difference]: Without dead ends: 23 [2020-10-13 12:58:22,617 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:58:22,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-13 12:58:22,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-13 12:58:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-13 12:58:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-13 12:58:22,625 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-10-13 12:58:22,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:22,626 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-13 12:58:22,626 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 12:58:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-13 12:58:22,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-13 12:58:22,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:22,628 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:22,629 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:58:22,629 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:22,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:22,630 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-10-13 12:58:22,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:22,630 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1887928643] [2020-10-13 12:58:22,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:22,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 12:58:23,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:23,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-13 12:58:23,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:23,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:58:23,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:58:23,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:23,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:23,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:23,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:23,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:23,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:23,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-13 12:58:23,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:23,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:23,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:23,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:23,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:23,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:58:23,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:23,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:23,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:23,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:23,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:23,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:23,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:23,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:23,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:58:23,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1887928643] [2020-10-13 12:58:23,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:23,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 12:58:23,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641511804] [2020-10-13 12:58:23,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:58:23,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:23,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:58:23,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:58:23,229 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-10-13 12:58:23,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:23,293 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-10-13 12:58:23,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:58:23,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-13 12:58:23,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:23,296 INFO L225 Difference]: With dead ends: 30 [2020-10-13 12:58:23,296 INFO L226 Difference]: Without dead ends: 26 [2020-10-13 12:58:23,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:58:23,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-10-13 12:58:23,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2020-10-13 12:58:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-10-13 12:58:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2020-10-13 12:58:23,304 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 27 [2020-10-13 12:58:23,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:23,305 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2020-10-13 12:58:23,305 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:58:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2020-10-13 12:58:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-13 12:58:23,306 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:23,307 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:23,307 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:58:23,307 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:23,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:23,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1780546516, now seen corresponding path program 1 times [2020-10-13 12:58:23,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:23,308 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507004369] [2020-10-13 12:58:23,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:58:23,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:58:23,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 656 [2020-10-13 12:58:23,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 12:58:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:58:23,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:23,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:23,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:23,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:23,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:23,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:23,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:23,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:23,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:23,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:23,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:23,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:24,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:58:24,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:24,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 12:58:24,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:24,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:24,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:58:24,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:24,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:24,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:24,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:24,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:24,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:58:24,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:24,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:24,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:24,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:24,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:24,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:24,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:24,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:24,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:58:24,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:24,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-13 12:58:24,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507004369] [2020-10-13 12:58:24,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:58:24,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:58:24,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645269262] [2020-10-13 12:58:24,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:58:24,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:24,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:58:24,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:58:24,129 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 5 states. [2020-10-13 12:58:24,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:24,215 INFO L93 Difference]: Finished difference Result 52 states and 76 transitions. [2020-10-13 12:58:24,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:58:24,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-13 12:58:24,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:24,218 INFO L225 Difference]: With dead ends: 52 [2020-10-13 12:58:24,218 INFO L226 Difference]: Without dead ends: 34 [2020-10-13 12:58:24,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:58:24,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-13 12:58:24,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-10-13 12:58:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-13 12:58:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 45 transitions. [2020-10-13 12:58:24,231 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 45 transitions. Word has length 28 [2020-10-13 12:58:24,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:24,231 INFO L479 AbstractCegarLoop]: Abstraction has 34 states and 45 transitions. [2020-10-13 12:58:24,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:58:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2020-10-13 12:58:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-13 12:58:24,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:24,233 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:24,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:58:24,234 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:24,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:24,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1111873851, now seen corresponding path program 2 times [2020-10-13 12:58:24,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:24,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532673258] [2020-10-13 12:58:24,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:24,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 12:58:26,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:58:26,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1774 [2020-10-13 12:58:26,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:26,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:58:26,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 12:58:26,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:26,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:26,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:26,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:26,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:26,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:26,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:26,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:26,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:26,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:26,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 718 [2020-10-13 12:58:26,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:26,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:58:26,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:26,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:26,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:26,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-13 12:58:26,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:26,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:26,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:26,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:26,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:26,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:26,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:58:26,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:26,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:26,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:26,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:26,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:26,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:26,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:58:26,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:26,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:26,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:26,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:26,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:26,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:26,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:26,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:26,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:26,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:26,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:26,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:26,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:26,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-13 12:58:27,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532673258] [2020-10-13 12:58:27,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:27,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:58:27,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417909450] [2020-10-13 12:58:27,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:58:27,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:27,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:58:27,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:58:27,004 INFO L87 Difference]: Start difference. First operand 34 states and 45 transitions. Second operand 8 states. [2020-10-13 12:58:27,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:27,153 INFO L93 Difference]: Finished difference Result 77 states and 133 transitions. [2020-10-13 12:58:27,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:58:27,153 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-10-13 12:58:27,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:27,156 INFO L225 Difference]: With dead ends: 77 [2020-10-13 12:58:27,156 INFO L226 Difference]: Without dead ends: 49 [2020-10-13 12:58:27,157 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:58:27,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-13 12:58:27,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2020-10-13 12:58:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-13 12:58:27,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2020-10-13 12:58:27,170 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 66 transitions. Word has length 41 [2020-10-13 12:58:27,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:27,171 INFO L479 AbstractCegarLoop]: Abstraction has 46 states and 66 transitions. [2020-10-13 12:58:27,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:58:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2020-10-13 12:58:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-13 12:58:27,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:27,174 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:27,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:58:27,174 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:27,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:27,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1587771422, now seen corresponding path program 3 times [2020-10-13 12:58:27,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:27,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419385483] [2020-10-13 12:58:27,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:27,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:27,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:29,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:32,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-13 12:58:32,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:58:32,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:58:32,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:58:32,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:58:32,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:32,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:32,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:32,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:32,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:32,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:32,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:32,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:32,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:32,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:32,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:32,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:32,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:33,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:33,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 12:58:35,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:58:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2915 [2020-10-13 12:58:35,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:35,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 12:58:35,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:35,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:35,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:58:35,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 494 [2020-10-13 12:58:35,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:35,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:35,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:35,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:35,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:35,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:35,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:58:35,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:35,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:35,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:35,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:35,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:35,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:35,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:35,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:35,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:35,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:35,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:35,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:35,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:35,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:35,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:35,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:35,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:35,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:35,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:35,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:35,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:58:35,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:35,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:35,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:35,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:35,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:35,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:35,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:35,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:35,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:35,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:35,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:58:35,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:35,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:35,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-13 12:58:35,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419385483] [2020-10-13 12:58:35,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:35,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:58:35,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091939874] [2020-10-13 12:58:35,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:58:35,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:35,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:58:35,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:58:35,838 INFO L87 Difference]: Start difference. First operand 46 states and 66 transitions. Second operand 9 states. [2020-10-13 12:58:36,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:36,155 INFO L93 Difference]: Finished difference Result 99 states and 163 transitions. [2020-10-13 12:58:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:58:36,156 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 55 [2020-10-13 12:58:36,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:36,158 INFO L225 Difference]: With dead ends: 99 [2020-10-13 12:58:36,158 INFO L226 Difference]: Without dead ends: 55 [2020-10-13 12:58:36,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:58:36,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-13 12:58:36,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2020-10-13 12:58:36,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-13 12:58:36,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2020-10-13 12:58:36,185 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 55 [2020-10-13 12:58:36,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:36,185 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2020-10-13 12:58:36,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:58:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2020-10-13 12:58:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-13 12:58:36,193 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:36,194 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:36,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:58:36,194 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:36,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:36,195 INFO L82 PathProgramCache]: Analyzing trace with hash 2001184551, now seen corresponding path program 4 times [2020-10-13 12:58:36,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:36,198 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [506339577] [2020-10-13 12:58:36,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:36,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:36,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:36,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:41,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-13 12:58:41,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:58:41,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:58:41,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:58:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:58:41,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:41,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:41,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:41,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:41,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:41,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:41,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:41,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:41,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:46,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:58:46,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:58:46,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:46,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:58:46,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:58:46,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:46,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:46,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-10-13 12:58:46,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:46,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:46,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:58:46,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:46,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:46,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:46,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:46,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:46,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:46,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:46,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:46,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:46,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:58:46,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:46,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:46,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:46,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:58:46,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:46,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:46,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:46,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:46,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:46,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:46,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:46,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:46,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:46,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:46,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:46,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:46,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:46,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:46,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:46,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:46,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 40 proven. 58 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-10-13 12:58:46,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [506339577] [2020-10-13 12:58:46,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:58:46,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:58:46,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879401088] [2020-10-13 12:58:46,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:58:46,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:58:46,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:58:46,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:58:46,856 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 9 states. [2020-10-13 12:58:47,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:58:47,042 INFO L93 Difference]: Finished difference Result 98 states and 155 transitions. [2020-10-13 12:58:47,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:58:47,042 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 68 [2020-10-13 12:58:47,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:58:47,046 INFO L225 Difference]: With dead ends: 98 [2020-10-13 12:58:47,046 INFO L226 Difference]: Without dead ends: 94 [2020-10-13 12:58:47,047 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:58:47,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-13 12:58:47,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 81. [2020-10-13 12:58:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-13 12:58:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 129 transitions. [2020-10-13 12:58:47,064 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 129 transitions. Word has length 68 [2020-10-13 12:58:47,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:58:47,064 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 129 transitions. [2020-10-13 12:58:47,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:58:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 129 transitions. [2020-10-13 12:58:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-13 12:58:47,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:58:47,067 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 10, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:58:47,067 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:58:47,067 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:58:47,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:58:47,068 INFO L82 PathProgramCache]: Analyzing trace with hash -384400888, now seen corresponding path program 5 times [2020-10-13 12:58:47,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:58:47,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1339344332] [2020-10-13 12:58:47,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:58:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:47,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:52,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-13 12:58:52,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 12:58:52,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:58:52,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:58:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:58:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:52,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:52,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:58:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:52,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:52,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:58:52,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:52,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:52,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:52,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:52,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:52,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:52,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:52,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:58:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:52,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:54,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:55,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:56,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:57,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-13 12:58:57,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-13 12:58:57,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:58:57,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:57,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:58:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:58:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:58:57,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:57,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:57,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2666 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:58:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:59,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:59,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:59,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:59,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-13 12:58:59,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:59,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:58:59,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:59,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:59,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:59,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:59,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:59,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:59,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:59,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:59,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:59,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:59,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:59,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:59,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:58:59,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:59,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:59,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:59,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:59,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:59,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:59,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:59,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:59,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:59,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:59,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:59:00,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:00,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:00,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:00,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:59:00,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 12:59:00,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:59:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:59:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:59:00,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:00,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:00,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:00,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:00,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:59:00,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:00,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:59:00,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:00,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:59:00,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:00,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:00,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:00,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:00,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:00,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:00,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:00,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:00,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:59:00,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:00,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:59:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:00,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:00,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3577 [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:03,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 12:59:03,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:03,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:03,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:03,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:03,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 12:59:03,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:59:03,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 262 [2020-10-13 12:59:03,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:03,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:03,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:03,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:03,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:03,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:03,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:03,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:03,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:03,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:03,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:03,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:03,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:03,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:03,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:03,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:03,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:03,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:03,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:03,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:03,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:03,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:03,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:03,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:04,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:04,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:04,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:04,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:04,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:04,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:04,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:04,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:04,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:04,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:04,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:04,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:04,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:04,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:59:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:04,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:04,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:04,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:04,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:04,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:04,039 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 83 proven. 189 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2020-10-13 12:59:04,044 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1339344332] [2020-10-13 12:59:04,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:59:04,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:59:04,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955834346] [2020-10-13 12:59:04,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:59:04,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:59:04,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:59:04,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:59:04,047 INFO L87 Difference]: Start difference. First operand 81 states and 129 transitions. Second operand 9 states. [2020-10-13 12:59:04,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:59:04,215 INFO L93 Difference]: Finished difference Result 143 states and 245 transitions. [2020-10-13 12:59:04,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:59:04,215 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-10-13 12:59:04,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:59:04,217 INFO L225 Difference]: With dead ends: 143 [2020-10-13 12:59:04,217 INFO L226 Difference]: Without dead ends: 62 [2020-10-13 12:59:04,218 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:59:04,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-13 12:59:04,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2020-10-13 12:59:04,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-10-13 12:59:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 80 transitions. [2020-10-13 12:59:04,227 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 80 transitions. Word has length 107 [2020-10-13 12:59:04,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:59:04,228 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 80 transitions. [2020-10-13 12:59:04,228 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:59:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2020-10-13 12:59:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-13 12:59:04,230 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:59:04,230 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 10, 6, 6, 6, 6, 6, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:59:04,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:59:04,230 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:59:04,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:59:04,231 INFO L82 PathProgramCache]: Analyzing trace with hash 349372261, now seen corresponding path program 6 times [2020-10-13 12:59:04,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:59:04,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279649665] [2020-10-13 12:59:04,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:59:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:04,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:04,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:08,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:08,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:08,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:08,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:59:09,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:59:09,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:59:09,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:09,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:09,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:59:09,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:09,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:09,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:09,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:09,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:09,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:09,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:09,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:59:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:09,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:09,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:10,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:10,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:10,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:10,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:14,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-13 12:59:14,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-13 12:59:14,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:14,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:14,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:14,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2807 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:59:17,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:59:17,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:59:17,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:17,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:59:17,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:17,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:17,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:17,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:17,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:17,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:17,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:17,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:17,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:17,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:17,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:17,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:17,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:17,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:17,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:17,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:59:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:17,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:59:17,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 12:59:17,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:59:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:59:17,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:17,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:17,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:17,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:17,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:17,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:59:17,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:59:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:59:17,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:17,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:17,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 168 proven. 52 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2020-10-13 12:59:17,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279649665] [2020-10-13 12:59:17,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:59:17,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 12:59:17,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364085321] [2020-10-13 12:59:17,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 12:59:17,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:59:17,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 12:59:17,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:59:17,553 INFO L87 Difference]: Start difference. First operand 60 states and 80 transitions. Second operand 15 states. [2020-10-13 12:59:17,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:59:17,936 INFO L93 Difference]: Finished difference Result 122 states and 180 transitions. [2020-10-13 12:59:17,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:59:17,936 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 95 [2020-10-13 12:59:17,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:59:17,939 INFO L225 Difference]: With dead ends: 122 [2020-10-13 12:59:17,939 INFO L226 Difference]: Without dead ends: 72 [2020-10-13 12:59:17,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2020-10-13 12:59:17,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-13 12:59:17,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2020-10-13 12:59:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-13 12:59:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 87 transitions. [2020-10-13 12:59:17,962 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 87 transitions. Word has length 95 [2020-10-13 12:59:17,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:59:17,962 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 87 transitions. [2020-10-13 12:59:17,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 12:59:17,962 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2020-10-13 12:59:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-13 12:59:17,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:59:17,965 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:59:17,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:59:17,966 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:59:17,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:59:17,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1200034344, now seen corresponding path program 7 times [2020-10-13 12:59:17,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:59:17,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794864954] [2020-10-13 12:59:17,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:59:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:17,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:18,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:18,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:18,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:18,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:22,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:22,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:59:22,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:59:22,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:59:22,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:22,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:59:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:22,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:22,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:22,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:59:22,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:22,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:22,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:23,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:23,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:59:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:23,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:23,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:23,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:23,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:23,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:23,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:59:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 12:59:28,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:59:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:28,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:28,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:28,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:28,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:28,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:59:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:28,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:28,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:28,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:28,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:28,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:28,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:59:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:59:28,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:28,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:59:28,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:28,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:28,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:59:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:28,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:28,602 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 172 proven. 64 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-10-13 12:59:28,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794864954] [2020-10-13 12:59:28,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:59:28,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-13 12:59:28,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177304017] [2020-10-13 12:59:28,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:59:28,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:59:28,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:59:28,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:59:28,604 INFO L87 Difference]: Start difference. First operand 66 states and 87 transitions. Second operand 9 states. [2020-10-13 12:59:28,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:59:28,761 INFO L93 Difference]: Finished difference Result 125 states and 177 transitions. [2020-10-13 12:59:28,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:59:28,762 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-10-13 12:59:28,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:59:28,763 INFO L225 Difference]: With dead ends: 125 [2020-10-13 12:59:28,763 INFO L226 Difference]: Without dead ends: 65 [2020-10-13 12:59:28,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:59:28,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-13 12:59:28,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2020-10-13 12:59:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-13 12:59:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 74 transitions. [2020-10-13 12:59:28,771 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 74 transitions. Word has length 109 [2020-10-13 12:59:28,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:59:28,772 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 74 transitions. [2020-10-13 12:59:28,772 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:59:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2020-10-13 12:59:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-13 12:59:28,775 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:59:28,775 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:59:28,775 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:59:28,776 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:59:28,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:59:28,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1040445716, now seen corresponding path program 8 times [2020-10-13 12:59:28,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:59:28,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1155461818] [2020-10-13 12:59:28,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:59:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:28,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:28,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:29,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:30,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:30,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:30,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:30,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:33,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-13 12:59:33,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:59:33,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:33,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:59:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:33,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:33,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:33,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:33,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:33,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:59:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:33,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:33,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:34,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:35,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:35,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:35,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:38,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-13 12:59:38,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 12:59:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:38,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:38,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:38,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:39,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:39,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:39,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:39,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:43,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:59:43,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:59:43,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:59:43,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:59:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:59:43,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:43,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:43,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:43,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1094 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:59:45,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:59:45,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:59:45,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:45,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:59:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:45,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:45,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:59:45,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:45,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:59:45,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:45,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:59:45,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:59:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:59:45,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:45,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:45,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:45,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:45,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:45,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:45,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:45,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:59:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:45,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:45,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3903 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:59:49,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:59:49,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:59:49,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 742 [2020-10-13 12:59:49,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:59:49,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:59:49,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:49,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:59:49,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:59:49,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:49,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:59:49,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:49,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:49,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-13 12:59:49,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:49,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:49,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:49,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:49,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:59:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:59:49,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:59:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:59:49,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:59:49,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:59:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:59:49,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:49,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:49,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:49,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:49,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:59:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:49,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:49,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:49,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:59:49,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:49,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:49,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:49,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:50,002 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 194 proven. 324 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2020-10-13 12:59:50,003 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1155461818] [2020-10-13 12:59:50,003 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:59:50,003 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 12:59:50,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000765870] [2020-10-13 12:59:50,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 12:59:50,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:59:50,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 12:59:50,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:59:50,005 INFO L87 Difference]: Start difference. First operand 58 states and 74 transitions. Second operand 13 states. [2020-10-13 12:59:50,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:59:50,397 INFO L93 Difference]: Finished difference Result 125 states and 187 transitions. [2020-10-13 12:59:50,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:59:50,398 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 136 [2020-10-13 12:59:50,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:59:50,399 INFO L225 Difference]: With dead ends: 125 [2020-10-13 12:59:50,399 INFO L226 Difference]: Without dead ends: 77 [2020-10-13 12:59:50,401 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 4 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:59:50,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-13 12:59:50,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 67. [2020-10-13 12:59:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-13 12:59:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 83 transitions. [2020-10-13 12:59:50,414 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 83 transitions. Word has length 136 [2020-10-13 12:59:50,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:59:50,414 INFO L479 AbstractCegarLoop]: Abstraction has 67 states and 83 transitions. [2020-10-13 12:59:50,415 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 12:59:50,415 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2020-10-13 12:59:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-13 12:59:50,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:59:50,417 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:59:50,417 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 12:59:50,417 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:59:50,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:59:50,418 INFO L82 PathProgramCache]: Analyzing trace with hash 259499213, now seen corresponding path program 9 times [2020-10-13 12:59:50,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:59:50,418 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [43778054] [2020-10-13 12:59:50,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:59:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:50,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:50,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:50,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:50,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:50,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:51,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:51,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:52,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:59:55,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:59:55,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 12:59:55,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:55,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:59:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:55,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:59:55,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:59:55,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:59:55,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:59:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:59:55,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:55,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:59:56,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:00:00,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 13:00:00,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 13:00:00,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:00:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:00:00,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-13 13:00:00,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 13:00:00,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:00:00,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:00:00,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:00,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:00,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:00,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:00,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:00,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:00,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:00:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:00,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:00,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:00,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:00,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:00,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:00:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:00,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:00:00,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:00,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:00,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:00,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:00,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:00,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:00,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:00,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:00,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:00,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:00,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:00,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:00,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:00,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:00:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:00,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:00,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:05,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:00:05,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:05,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:00:05,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:05,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:05,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:05,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:06,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:00:06,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 322 [2020-10-13 13:00:06,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:00:06,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:00:06,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:06,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:00:06,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 13:00:06,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:00:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:00:06,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:06,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:06,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:00:06,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:06,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:06,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:00:06,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:00:06,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:06,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:00:06,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:00:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:06,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:00:06,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:06,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:00:06,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:06,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:06,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:06,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:06,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:06,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:06,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:06,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:06,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:06,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:06,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:06,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 382 proven. 158 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2020-10-13 13:00:06,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [43778054] [2020-10-13 13:00:06,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:00:06,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 13:00:06,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831789463] [2020-10-13 13:00:06,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 13:00:06,214 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:00:06,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 13:00:06,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 13:00:06,215 INFO L87 Difference]: Start difference. First operand 67 states and 83 transitions. Second operand 10 states. [2020-10-13 13:00:06,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:00:06,435 INFO L93 Difference]: Finished difference Result 81 states and 101 transitions. [2020-10-13 13:00:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 13:00:06,435 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2020-10-13 13:00:06,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:00:06,437 INFO L225 Difference]: With dead ends: 81 [2020-10-13 13:00:06,438 INFO L226 Difference]: Without dead ends: 77 [2020-10-13 13:00:06,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2020-10-13 13:00:06,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-13 13:00:06,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 67. [2020-10-13 13:00:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-13 13:00:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 83 transitions. [2020-10-13 13:00:06,445 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 83 transitions. Word has length 177 [2020-10-13 13:00:06,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:00:06,446 INFO L479 AbstractCegarLoop]: Abstraction has 67 states and 83 transitions. [2020-10-13 13:00:06,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 13:00:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2020-10-13 13:00:06,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-13 13:00:06,449 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:00:06,449 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:00:06,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 13:00:06,450 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:00:06,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:00:06,450 INFO L82 PathProgramCache]: Analyzing trace with hash 706081956, now seen corresponding path program 10 times [2020-10-13 13:00:06,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:00:06,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [406663701] [2020-10-13 13:00:06,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:00:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:06,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:06,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:11,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-13 13:00:11,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 13:00:11,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:11,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:00:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:11,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:11,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:11,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:11,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:00:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:11,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:11,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:12,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:12,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:12,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:12,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-13 13:00:16,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:16,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:16,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:16,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:17,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:17,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:17,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:18,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:19,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:19,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:19,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:19,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:20,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:00:21,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:21,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:21,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:21,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:22,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:26,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:00:26,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 13:00:26,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 13:00:26,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:26,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-13 13:00:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:26,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:00:26,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:26,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:26,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:26,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 972 [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:00:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:00:27,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:00:27,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:27,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:00:27,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:27,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:27,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:00:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:27,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:27,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:27,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:00:27,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:00:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:27,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:27,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:00:27,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:00:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:27,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:00:27,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:27,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:00:27,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:27,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:27,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:27,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:27,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:27,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:27,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:27,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:00:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:27,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:28,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:32,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:32,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:32,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:32,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:00:32,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 13:00:32,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 13:00:32,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:00:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:00:32,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 13:00:32,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:33,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:33,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:33,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:34,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:00:38,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:38,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:00:38,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 587 [2020-10-13 13:00:38,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:00:38,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:00:38,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:00:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:38,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:00:38,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:38,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:00:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:00:38,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:00:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:00:38,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:38,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:38,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:38,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:38,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:00:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:00:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:00:38,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:00:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:00:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:00:38,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:00:38,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:38,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:38,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:00:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:00:38,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:38,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:00:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:38,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:38,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:38,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:00:38,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:38,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:00:38,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:38,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:38,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:38,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:38,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 474 proven. 847 refuted. 0 times theorem prover too weak. 1259 trivial. 0 not checked. [2020-10-13 13:00:38,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [406663701] [2020-10-13 13:00:38,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:00:38,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-13 13:00:38,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842653135] [2020-10-13 13:00:38,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-13 13:00:38,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:00:38,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-13 13:00:38,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2020-10-13 13:00:38,925 INFO L87 Difference]: Start difference. First operand 67 states and 83 transitions. Second operand 20 states. [2020-10-13 13:00:39,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:00:39,691 INFO L93 Difference]: Finished difference Result 147 states and 226 transitions. [2020-10-13 13:00:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-13 13:00:39,692 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 218 [2020-10-13 13:00:39,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:00:39,694 INFO L225 Difference]: With dead ends: 147 [2020-10-13 13:00:39,694 INFO L226 Difference]: Without dead ends: 94 [2020-10-13 13:00:39,695 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 61 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2020-10-13 13:00:39,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-13 13:00:39,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 80. [2020-10-13 13:00:39,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-13 13:00:39,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 105 transitions. [2020-10-13 13:00:39,704 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 105 transitions. Word has length 218 [2020-10-13 13:00:39,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:00:39,705 INFO L479 AbstractCegarLoop]: Abstraction has 80 states and 105 transitions. [2020-10-13 13:00:39,705 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-13 13:00:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2020-10-13 13:00:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-10-13 13:00:39,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:00:39,711 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 41, 25, 25, 25, 25, 25, 25, 25, 16, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:00:39,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 13:00:39,711 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:00:39,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:00:39,711 INFO L82 PathProgramCache]: Analyzing trace with hash 223191898, now seen corresponding path program 11 times [2020-10-13 13:00:39,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:00:39,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [568450366] [2020-10-13 13:00:39,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:00:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:39,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:39,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:39,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:39,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:39,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:40,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:40,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:40,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:40,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:41,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:42,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:43,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:44,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:44,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 462 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:00:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:44,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:00:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:00:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:00:44,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:44,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:00:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:44,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:44,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:45,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:48,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:49,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:49,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-13 13:00:49,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-13 13:00:49,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5087 [2020-10-13 13:00:49,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:49,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-13 13:00:49,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:00:49,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 249 [2020-10-13 13:00:49,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:50,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:50,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:50,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:52,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:00:55,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:00:55,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 13:00:55,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-13 13:00:55,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:00:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 13:00:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:00:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 13:00:55,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:00:55,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:00:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:00:55,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:55,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:56,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:57,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:57,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:57,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:57,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:57,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:58,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:58,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:59,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:59,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:59,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:00:59,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:00,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:01:00,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-13 13:01:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 13:01:00,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:01:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:01:00,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:00,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:00,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:00,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:05,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 13:01:05,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:05,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:01:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:01:05,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:05,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:05,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:05,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:05,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:01:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:01:05,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:05,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:01:05,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:05,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:05,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:01:05,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:01:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 13:01:05,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:01:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:01:05,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:05,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:05,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:05,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:05,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:05,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:05,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 13:01:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:05,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:06,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:06,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:06,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:06,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:10,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:01:10,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 13:01:10,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 13:01:10,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:01:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-13 13:01:10,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:10,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:10,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:10,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:11,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:01:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:15,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:01:15,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:15,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:15,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:15,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:15,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:15,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:15,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:15,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:15,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:15,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:01:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:15,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:15,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 691 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:01:16,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:16,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 13:01:16,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 13:01:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:16,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:01:16,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:01:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:01:16,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:16,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:16,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:16,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:16,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:16,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:16,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:16,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:16,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 870 proven. 1896 refuted. 0 times theorem prover too weak. 4354 trivial. 0 not checked. [2020-10-13 13:01:16,874 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [568450366] [2020-10-13 13:01:16,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:01:16,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-13 13:01:16,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141999019] [2020-10-13 13:01:16,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-13 13:01:16,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:01:16,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-13 13:01:16,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2020-10-13 13:01:16,876 INFO L87 Difference]: Start difference. First operand 80 states and 105 transitions. Second operand 19 states. [2020-10-13 13:01:17,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:01:17,696 INFO L93 Difference]: Finished difference Result 174 states and 278 transitions. [2020-10-13 13:01:17,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-13 13:01:17,697 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 354 [2020-10-13 13:01:17,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:01:17,700 INFO L225 Difference]: With dead ends: 174 [2020-10-13 13:01:17,701 INFO L226 Difference]: Without dead ends: 108 [2020-10-13 13:01:17,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 101 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=263, Invalid=1069, Unknown=0, NotChecked=0, Total=1332 [2020-10-13 13:01:17,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-13 13:01:17,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 104. [2020-10-13 13:01:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-13 13:01:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 134 transitions. [2020-10-13 13:01:17,714 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 134 transitions. Word has length 354 [2020-10-13 13:01:17,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:01:17,715 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 134 transitions. [2020-10-13 13:01:17,715 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-13 13:01:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2020-10-13 13:01:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-10-13 13:01:17,728 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:01:17,729 INFO L422 BasicCegarLoop]: trace histogram [83, 83, 67, 41, 41, 41, 41, 41, 41, 41, 26, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:01:17,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 13:01:17,729 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:01:17,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:01:17,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1932846124, now seen corresponding path program 12 times [2020-10-13 13:01:17,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:01:17,730 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1783593080] [2020-10-13 13:01:17,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:01:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:17,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:17,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:17,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:17,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:18,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:19,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:22,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:22,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 744 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 13:01:22,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:22,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:01:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:22,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:22,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:22,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:22,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:22,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:22,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:01:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:23,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:23,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:23,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:23,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:23,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:23,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:24,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 732 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5083 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:01:28,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 396 [2020-10-13 13:01:28,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:28,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:28,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:28,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:29,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:29,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:29,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:30,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:30,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:32,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:32,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:32,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 360 [2020-10-13 13:01:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:33,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:33,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:33,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:34,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:34,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:34,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:34,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:37,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:38,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:01:38,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 13:01:38,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 13:01:38,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:38,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 13:01:38,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:38,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 13:01:38,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:38,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:38,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:38,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:39,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:01:43,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:01:43,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:43,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 13:01:43,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:43,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:01:43,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:43,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:43,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:43,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:43,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:43,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:43,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:43,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:43,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:43,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:43,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:43,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:43,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:01:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:43,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:43,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:44,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:44,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:44,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1478 [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:01:44,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:44,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:44,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:44,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:01:45,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-13 13:01:45,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:01:45,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:01:45,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:45,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:45,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:01:45,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:45,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:01:45,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:01:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:01:45,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:45,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:01:45,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 13:01:45,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 13:01:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 13:01:45,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:45,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:01:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:45,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:01:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:01:45,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:01:45,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:01:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:01:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:45,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:01:45,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:01:45,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:01:45,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:45,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:01:45,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:45,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:01:45,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:45,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 13:01:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:45,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:45,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:46,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 13:01:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-13 13:01:50,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:50,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:50,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:50,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:52,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:52,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:52,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:54,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 13:01:55,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:01:55,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 13:01:55,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:01:55,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:01:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:01:55,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:55,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:56,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:56,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:56,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:57,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:58,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:01:58,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 13:02:00,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:02:00,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:00,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:00,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:00,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:00,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:00,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:00,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:00,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:00,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:02:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:00,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:00,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:01,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 13:02:01,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 500 [2020-10-13 13:02:01,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 13:02:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 13:02:01,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 13:02:01,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 13:02:01,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 13:02:01,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 13:02:01,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 13:02:01,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 13:02:01,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:01,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 13:02:01,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 13:02:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 13:02:01,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 13:02:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 13:02:01,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 13:02:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:01,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 13:02:01,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 13:02:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 13:02:01,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 13:02:01,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 13:02:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 13:02:01,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 13:02:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:01,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:01,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:01,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 13:02:01,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:01,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:01,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:01,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:01,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:01,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:01,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 19103 backedges. 2102 proven. 2925 refuted. 0 times theorem prover too weak. 14076 trivial. 0 not checked. [2020-10-13 13:02:01,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1783593080] [2020-10-13 13:02:01,777 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 13:02:01,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-13 13:02:01,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469291527] [2020-10-13 13:02:01,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-13 13:02:01,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 13:02:01,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-13 13:02:01,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-13 13:02:01,779 INFO L87 Difference]: Start difference. First operand 104 states and 134 transitions. Second operand 22 states. [2020-10-13 13:02:02,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 13:02:02,642 INFO L93 Difference]: Finished difference Result 239 states and 356 transitions. [2020-10-13 13:02:02,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-13 13:02:02,642 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 572 [2020-10-13 13:02:02,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 13:02:02,649 INFO L225 Difference]: With dead ends: 239 [2020-10-13 13:02:02,649 INFO L226 Difference]: Without dead ends: 149 [2020-10-13 13:02:02,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 164 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2020-10-13 13:02:02,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-10-13 13:02:02,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 121. [2020-10-13 13:02:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-10-13 13:02:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 161 transitions. [2020-10-13 13:02:02,669 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 161 transitions. Word has length 572 [2020-10-13 13:02:02,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 13:02:02,670 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 161 transitions. [2020-10-13 13:02:02,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-13 13:02:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 161 transitions. [2020-10-13 13:02:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-10-13 13:02:02,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 13:02:02,679 INFO L422 BasicCegarLoop]: trace histogram [135, 135, 109, 67, 67, 67, 67, 67, 67, 67, 42, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 13:02:02,679 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-13 13:02:02,679 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 13:02:02,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 13:02:02,680 INFO L82 PathProgramCache]: Analyzing trace with hash -589175644, now seen corresponding path program 13 times [2020-10-13 13:02:02,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 13:02:02,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1111296945] [2020-10-13 13:02:02,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 13:02:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:02,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:03,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:03,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:03,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:07,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:07,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1202 [2020-10-13 13:02:07,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 13:02:07,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:07,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 13:02:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:07,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:07,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:07,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 13:02:07,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 13:02:07,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 13:02:07,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 13:02:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 13:02:07,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:07,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 13:02:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:08,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:08,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:08,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:08,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:09,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1190 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-10-13 13:02:13,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:13,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:13,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:13,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:14,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:17,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 591 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5075 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 589 [2020-10-13 13:02:18,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 13:02:18,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 13:02:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 13:02:18,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:18,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:19,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:20,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 13:02:20,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking...