/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 02:05:32,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 02:05:32,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 02:05:32,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 02:05:32,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 02:05:32,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 02:05:32,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 02:05:32,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 02:05:32,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 02:05:32,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 02:05:32,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 02:05:32,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 02:05:32,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 02:05:32,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 02:05:32,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 02:05:32,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 02:05:32,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 02:05:32,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 02:05:32,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 02:05:32,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 02:05:32,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 02:05:32,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 02:05:32,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 02:05:32,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 02:05:32,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 02:05:32,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 02:05:32,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 02:05:32,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 02:05:32,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 02:05:32,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 02:05:32,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 02:05:32,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 02:05:32,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 02:05:32,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 02:05:32,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 02:05:32,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 02:05:32,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 02:05:32,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 02:05:32,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 02:05:32,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 02:05:32,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 02:05:32,477 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 [2020-10-15 02:05:32,526 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 02:05:32,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 02:05:32,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 02:05:32,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 02:05:32,527 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 02:05:32,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 02:05:32,528 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 02:05:32,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 02:05:32,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 02:05:32,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 02:05:32,531 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 02:05:32,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 02:05:32,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 02:05:32,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 02:05:32,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 02:05:32,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 02:05:32,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 02:05:32,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 02:05:32,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 02:05:32,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 02:05:32,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 02:05:32,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 02:05:32,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 02:05:32,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 02:05:32,535 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 02:05:32,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 02:05:32,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 02:05:32,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 02:05:32,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 02:05:32,836 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 02:05:32,836 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-10-15 02:05:32,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83dbf20c9/08fc4417a58d4836a6c550c6911e4f53/FLAGd25ccc352 [2020-10-15 02:05:33,340 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 02:05:33,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-10-15 02:05:33,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83dbf20c9/08fc4417a58d4836a6c550c6911e4f53/FLAGd25ccc352 [2020-10-15 02:05:33,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/83dbf20c9/08fc4417a58d4836a6c550c6911e4f53 [2020-10-15 02:05:33,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 02:05:33,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 02:05:33,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 02:05:33,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 02:05:33,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 02:05:33,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:05:33" (1/1) ... [2020-10-15 02:05:33,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ed318b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:33, skipping insertion in model container [2020-10-15 02:05:33,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:05:33" (1/1) ... [2020-10-15 02:05:33,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 02:05:33,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 02:05:33,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:05:33,989 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 02:05:34,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:05:34,014 INFO L208 MainTranslator]: Completed translation [2020-10-15 02:05:34,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34 WrapperNode [2020-10-15 02:05:34,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 02:05:34,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 02:05:34,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 02:05:34,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 02:05:34,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (1/1) ... [2020-10-15 02:05:34,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 02:05:34,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 02:05:34,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 02:05:34,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 02:05:34,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (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 [2020-10-15 02:05:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 02:05:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 02:05:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-15 02:05:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-15 02:05:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 02:05:34,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 02:05:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 02:05:34,364 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 02:05:34,365 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 02:05:34,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:05:34 BoogieIcfgContainer [2020-10-15 02:05:34,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 02:05:34,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 02:05:34,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 02:05:34,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 02:05:34,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:05:33" (1/3) ... [2020-10-15 02:05:34,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae47993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:05:34, skipping insertion in model container [2020-10-15 02:05:34,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:34" (2/3) ... [2020-10-15 02:05:34,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae47993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:05:34, skipping insertion in model container [2020-10-15 02:05:34,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:05:34" (3/3) ... [2020-10-15 02:05:34,379 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-2.c [2020-10-15 02:05:34,388 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 02:05:34,395 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 02:05:34,407 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 02:05:34,429 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 02:05:34,430 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 02:05:34,430 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 02:05:34,430 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 02:05:34,430 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 02:05:34,430 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 02:05:34,430 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 02:05:34,431 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 02:05:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-15 02:05:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 02:05:34,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:34,451 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:34,452 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:34,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:34,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-15 02:05:34,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:34,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004349072] [2020-10-15 02:05:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:34,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:34,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:34,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 02:05:34,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:34,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 02:05:34,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:34,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:34,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:34,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:34,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:34,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:05:34,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:34,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:34,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:34,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:34,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:34,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:05:34,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:34,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:34,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:34,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:34,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:34,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:34,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:34,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:34,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:34,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 02:05:34,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:34,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:34,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:05:34,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2004349072] [2020-10-15 02:05:34,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:34,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:05:34,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596271900] [2020-10-15 02:05:34,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:05:34,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:34,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:05:34,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:05:34,785 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-15 02:05:34,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:34,971 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-10-15 02:05:34,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:05:34,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-15 02:05:34,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:34,990 INFO L225 Difference]: With dead ends: 44 [2020-10-15 02:05:34,991 INFO L226 Difference]: Without dead ends: 30 [2020-10-15 02:05:34,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 02:05:35,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-15 02:05:35,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-15 02:05:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:05:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:05:35,041 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-15 02:05:35,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:35,041 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:05:35,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:05:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:05:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 02:05:35,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:35,044 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:35,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 02:05:35,045 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:35,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:35,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-15 02:05:35,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:35,046 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585978360] [2020-10-15 02:05:35,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 02:05:35,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-15 02:05:35,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:35,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:35,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:05:35,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:35,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:35,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:35,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:35,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 02:05:35,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:35,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:05:35,235 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1585978360] [2020-10-15 02:05:35,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:35,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:05:35,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733146020] [2020-10-15 02:05:35,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:05:35,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:35,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:05:35,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:05:35,239 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-15 02:05:35,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:35,307 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-15 02:05:35,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:05:35,308 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-15 02:05:35,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:35,309 INFO L225 Difference]: With dead ends: 36 [2020-10-15 02:05:35,309 INFO L226 Difference]: Without dead ends: 32 [2020-10-15 02:05:35,311 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 02:05:35,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-15 02:05:35,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-15 02:05:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:05:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:05:35,320 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-15 02:05:35,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:35,320 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:05:35,320 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:05:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:05:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-15 02:05:35,322 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:35,322 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:35,323 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 02:05:35,323 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:35,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:35,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-15 02:05:35,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:35,324 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1275592830] [2020-10-15 02:05:35,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 02:05:35,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:05:35,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 465 [2020-10-15 02:05:35,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:35,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 02:05:35,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:35,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:35,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:35,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:35,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:05:35,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-15 02:05:35,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:35,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:35,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 02:05:35,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:35,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:35,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:35,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:36,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:36,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:05:36,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:36,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:36,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:36,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:36,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1275592830] [2020-10-15 02:05:36,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:36,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:05:36,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981051658] [2020-10-15 02:05:36,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:36,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:36,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:36,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:36,029 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-10-15 02:05:36,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:36,212 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-15 02:05:36,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:36,215 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-10-15 02:05:36,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:36,218 INFO L225 Difference]: With dead ends: 41 [2020-10-15 02:05:36,220 INFO L226 Difference]: Without dead ends: 37 [2020-10-15 02:05:36,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:36,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-15 02:05:36,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2020-10-15 02:05:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:36,243 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 26 [2020-10-15 02:05:36,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:36,243 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:36,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:36,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-15 02:05:36,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:36,249 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:36,250 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 02:05:36,251 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:36,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:36,251 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-15 02:05:36,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:36,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [964976428] [2020-10-15 02:05:36,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 02:05:36,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:36,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-15 02:05:36,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:36,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:36,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 02:05:36,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:36,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:36,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:36,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:36,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:36,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:36,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:36,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-15 02:05:36,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:36,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:36,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:05:36,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:36,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:36,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:36,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:36,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:36,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:36,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:05:36,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:36,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:36,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:36,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:36,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [964976428] [2020-10-15 02:05:36,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:36,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 02:05:36,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036370868] [2020-10-15 02:05:36,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:36,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:36,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:36,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:36,695 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:05:36,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:36,801 INFO L93 Difference]: Finished difference Result 42 states and 53 transitions. [2020-10-15 02:05:36,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:36,802 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-15 02:05:36,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:36,804 INFO L225 Difference]: With dead ends: 42 [2020-10-15 02:05:36,804 INFO L226 Difference]: Without dead ends: 38 [2020-10-15 02:05:36,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:36,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-10-15 02:05:36,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2020-10-15 02:05:36,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:36,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:36,814 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 27 [2020-10-15 02:05:36,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:36,814 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:36,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-15 02:05:36,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:36,816 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:36,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 02:05:36,817 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:36,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:36,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1725129826, now seen corresponding path program 1 times [2020-10-15 02:05:36,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:36,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [958631358] [2020-10-15 02:05:36,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:36,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:36,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:37,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 02:05:37,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:05:37,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-15 02:05:37,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:37,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:37,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 02:05:37,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:37,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:37,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:37,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:37,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:37,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:37,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:37,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:37,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:37,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:37,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:37,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:05:37,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:05:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-15 02:05:37,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:37,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:37,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:37,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:05:37,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:37,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:37,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:37,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:37,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:37,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:05:37,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:37,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:37,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:37,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:37,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:37,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:37,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 02:05:37,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:37,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:37,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:37,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:05:37,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:37,314 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:37,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [958631358] [2020-10-15 02:05:37,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:37,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 02:05:37,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342658819] [2020-10-15 02:05:37,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:37,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:37,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:37,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:37,317 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:05:37,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:37,465 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2020-10-15 02:05:37,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:37,466 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-15 02:05:37,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:37,468 INFO L225 Difference]: With dead ends: 49 [2020-10-15 02:05:37,468 INFO L226 Difference]: Without dead ends: 45 [2020-10-15 02:05:37,468 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:37,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-15 02:05:37,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2020-10-15 02:05:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:37,478 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 28 [2020-10-15 02:05:37,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:37,478 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:37,478 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 02:05:37,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:37,481 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:37,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 02:05:37,482 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:37,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:37,482 INFO L82 PathProgramCache]: Analyzing trace with hash -910208130, now seen corresponding path program 1 times [2020-10-15 02:05:37,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:37,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604961834] [2020-10-15 02:05:37,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:37,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:37,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:38,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:38,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:38,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:39,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:39,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:39,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:39,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:42,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-15 02:05:42,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:42,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:05:42,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:42,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-15 02:05:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:42,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:42,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:42,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:42,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:42,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:42,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:42,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:42,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:42,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:42,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:43,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 02:05:47,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:47,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:05:47,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 02:05:47,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:47,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:47,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 02:05:47,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:47,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:47,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:47,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:47,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:47,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:47,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:47,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:47,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:47,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:47,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:47,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:47,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 02:05:47,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:05:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:47,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:47,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:47,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:05:47,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:47,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:47,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:47,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:47,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:47,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:05:47,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:47,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:47,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:47,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:47,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:47,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-15 02:05:47,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604961834] [2020-10-15 02:05:47,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:47,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-15 02:05:47,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987383493] [2020-10-15 02:05:47,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 02:05:47,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:47,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 02:05:47,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 02:05:47,684 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 8 states. [2020-10-15 02:05:47,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:47,858 INFO L93 Difference]: Finished difference Result 55 states and 80 transitions. [2020-10-15 02:05:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:05:47,859 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-15 02:05:47,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:47,865 INFO L225 Difference]: With dead ends: 55 [2020-10-15 02:05:47,865 INFO L226 Difference]: Without dead ends: 51 [2020-10-15 02:05:47,867 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:05:47,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-15 02:05:47,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2020-10-15 02:05:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-15 02:05:47,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-15 02:05:47,886 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 52 [2020-10-15 02:05:47,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:47,888 INFO L479 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-15 02:05:47,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 02:05:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-15 02:05:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-15 02:05:47,891 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:47,891 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:47,894 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 02:05:47,894 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:47,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:47,895 INFO L82 PathProgramCache]: Analyzing trace with hash 794281190, now seen corresponding path program 1 times [2020-10-15 02:05:47,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:47,895 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [711242524] [2020-10-15 02:05:47,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:47,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:50,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:50,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:50,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 02:05:52,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:52,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:05:52,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:52,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:52,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 02:05:52,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:52,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:52,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:52,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:52,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:52,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:05:52,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:54,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:57,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:05:57,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:57,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:05:57,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:57,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:57,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:57,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:57,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 02:05:57,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:57,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:57,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:58,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:58,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 02:05:58,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:05:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:05:58,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:58,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:58,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:58,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:05:58,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:58,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:05:58,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:58,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:58,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:58,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:58,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:58,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:58,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:58,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:05:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:58,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:58,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:05:58,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:58,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:58,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:58,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:58,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:58,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:58,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:58,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:58,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:58,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:58,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:58,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:58,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:58,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:58,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:58,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-15 02:05:58,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [711242524] [2020-10-15 02:05:58,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:58,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-15 02:05:58,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130454394] [2020-10-15 02:05:58,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 02:05:58,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:58,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 02:05:58,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 02:05:58,121 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 8 states. [2020-10-15 02:05:58,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:58,298 INFO L93 Difference]: Finished difference Result 80 states and 126 transitions. [2020-10-15 02:05:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:05:58,299 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-10-15 02:05:58,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:58,303 INFO L225 Difference]: With dead ends: 80 [2020-10-15 02:05:58,303 INFO L226 Difference]: Without dead ends: 76 [2020-10-15 02:05:58,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:05:58,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-15 02:05:58,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 70. [2020-10-15 02:05:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-15 02:05:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 110 transitions. [2020-10-15 02:05:58,329 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 110 transitions. Word has length 54 [2020-10-15 02:05:58,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:58,330 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 110 transitions. [2020-10-15 02:05:58,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 02:05:58,330 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2020-10-15 02:05:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-15 02:05:58,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:58,338 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:58,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 02:05:58,339 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:58,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:58,339 INFO L82 PathProgramCache]: Analyzing trace with hash 736840020, now seen corresponding path program 1 times [2020-10-15 02:05:58,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:58,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505876003] [2020-10-15 02:05:58,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:58,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:00,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:03,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-15 02:06:03,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:06:03,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-15 02:06:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:03,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:03,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:03,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:03,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:03,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:03,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:03,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:03,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:03,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:04,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:06,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-15 02:06:08,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-15 02:06:08,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-15 02:06:08,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:06:08,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:06:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:08,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:08,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:08,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:08,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:08,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:08,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:08,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:08,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:08,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:08,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-15 02:06:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:09,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:06:09,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 335 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 02:06:09,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:09,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:09,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:09,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:09,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 02:06:09,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:09,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:09,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:09,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:09,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:09,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:09,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:09,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:09,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:09,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:09,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:09,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:09,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:09,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:09,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:09,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:09,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:09,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:09,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:09,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:09,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:09,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:09,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:09,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:09,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:09,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 32 proven. 24 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-15 02:06:09,142 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505876003] [2020-10-15 02:06:09,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:09,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:06:09,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121511442] [2020-10-15 02:06:09,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:06:09,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:09,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:06:09,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:06:09,144 INFO L87 Difference]: Start difference. First operand 70 states and 110 transitions. Second operand 11 states. [2020-10-15 02:06:09,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:09,428 INFO L93 Difference]: Finished difference Result 168 states and 331 transitions. [2020-10-15 02:06:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:06:09,428 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-10-15 02:06:09,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:09,430 INFO L225 Difference]: With dead ends: 168 [2020-10-15 02:06:09,430 INFO L226 Difference]: Without dead ends: 84 [2020-10-15 02:06:09,433 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:06:09,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-15 02:06:09,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 64. [2020-10-15 02:06:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-10-15 02:06:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 94 transitions. [2020-10-15 02:06:09,446 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 94 transitions. Word has length 78 [2020-10-15 02:06:09,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:09,446 INFO L479 AbstractCegarLoop]: Abstraction has 64 states and 94 transitions. [2020-10-15 02:06:09,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:06:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2020-10-15 02:06:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-15 02:06:09,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:09,449 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:09,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 02:06:09,449 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:09,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:09,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1851589096, now seen corresponding path program 1 times [2020-10-15 02:06:09,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:09,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [41111860] [2020-10-15 02:06:09,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:14,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-15 02:06:14,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:06:14,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 02:06:14,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:14,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:14,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:14,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:14,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:14,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:14,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:14,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:15,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:19,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:19,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 02:06:19,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:19,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:06:19,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-15 02:06:19,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:19,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:06:19,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:19,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:19,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:19,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:19,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:19,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:19,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:19,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:19,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:06:19,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:06:19,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 02:06:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:20,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:20,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:20,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 02:06:20,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:20,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:20,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:20,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:20,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:20,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 02:06:20,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:20,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:20,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:20,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:20,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:20,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:20,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:20,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:20,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:20,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:20,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:20,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:20,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:20,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:20,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:20,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:20,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:20,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:20,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:20,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:20,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:20,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:20,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:20,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:20,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:20,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:20,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-15 02:06:20,294 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [41111860] [2020-10-15 02:06:20,294 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:20,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:06:20,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700376373] [2020-10-15 02:06:20,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:06:20,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:20,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:06:20,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:06:20,296 INFO L87 Difference]: Start difference. First operand 64 states and 94 transitions. Second operand 9 states. [2020-10-15 02:06:20,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:20,536 INFO L93 Difference]: Finished difference Result 151 states and 284 transitions. [2020-10-15 02:06:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:06:20,537 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 79 [2020-10-15 02:06:20,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:20,539 INFO L225 Difference]: With dead ends: 151 [2020-10-15 02:06:20,539 INFO L226 Difference]: Without dead ends: 93 [2020-10-15 02:06:20,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:06:20,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-15 02:06:20,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 84. [2020-10-15 02:06:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-15 02:06:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 136 transitions. [2020-10-15 02:06:20,553 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 136 transitions. Word has length 79 [2020-10-15 02:06:20,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:20,553 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 136 transitions. [2020-10-15 02:06:20,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:06:20,554 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 136 transitions. [2020-10-15 02:06:20,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-15 02:06:20,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:20,556 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:20,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 02:06:20,556 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:20,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:20,556 INFO L82 PathProgramCache]: Analyzing trace with hash 895696940, now seen corresponding path program 1 times [2020-10-15 02:06:20,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:20,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [188313307] [2020-10-15 02:06:20,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:20,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:21,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:25,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:06:25,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:06:25,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 02:06:25,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:25,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:25,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:25,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:25,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:25,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:25,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:25,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:25,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:25,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:25,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:26,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:27,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:30,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 02:06:30,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:30,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 509 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:06:31,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:31,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:31,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:31,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:31,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:31,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:06:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 02:06:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:31,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:06:31,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:31,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:31,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:31,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:31,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:31,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:31,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:31,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:31,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:31,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:31,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:31,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 47 proven. 27 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-15 02:06:31,379 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [188313307] [2020-10-15 02:06:31,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:31,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:06:31,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157170405] [2020-10-15 02:06:31,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:06:31,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:31,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:06:31,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:06:31,381 INFO L87 Difference]: Start difference. First operand 84 states and 136 transitions. Second operand 11 states. [2020-10-15 02:06:31,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:31,669 INFO L93 Difference]: Finished difference Result 194 states and 367 transitions. [2020-10-15 02:06:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:06:31,670 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 80 [2020-10-15 02:06:31,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:31,672 INFO L225 Difference]: With dead ends: 194 [2020-10-15 02:06:31,673 INFO L226 Difference]: Without dead ends: 113 [2020-10-15 02:06:31,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2020-10-15 02:06:31,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-10-15 02:06:31,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 86. [2020-10-15 02:06:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-15 02:06:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2020-10-15 02:06:31,688 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 80 [2020-10-15 02:06:31,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:31,688 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2020-10-15 02:06:31,688 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:06:31,689 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2020-10-15 02:06:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-15 02:06:31,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:31,690 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:31,690 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 02:06:31,691 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:31,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:31,691 INFO L82 PathProgramCache]: Analyzing trace with hash -742533562, now seen corresponding path program 2 times [2020-10-15 02:06:31,691 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:31,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2145136075] [2020-10-15 02:06:31,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:31,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:31,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:32,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:32,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:35,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:36,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:06:36,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-15 02:06:36,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:36,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:36,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:36,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:36,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:36,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:36,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:36,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:36,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:36,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:36,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:36,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:36,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:36,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:36,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:39,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:41,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-15 02:06:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:41,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:41,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:42,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:46,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-15 02:06:46,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:06:46,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:06:46,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:46,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:46,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:46,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:46,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 02:06:46,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:46,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:46,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:46,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:46,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:46,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:46,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:46,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:46,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:46,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:46,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:46,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:46,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:46,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:46,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:46,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:46,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:46,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:46,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:46,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:46,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:46,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:46,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:46,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 02:06:47,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:47,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-15 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:47,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:06:47,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:47,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:47,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:47,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:47,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:47,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:47,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:47,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:47,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:06:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:47,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:47,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:06:47,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:47,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:47,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 02:06:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:06:47,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:06:47,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 364 [2020-10-15 02:06:47,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 02:06:47,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:47,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:47,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:06:47,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:47,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:47,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:47,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:47,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:47,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:47,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:47,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:47,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:47,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:47,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:47,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:47,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:47,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:47,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:47,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 75 proven. 75 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-10-15 02:06:47,954 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2145136075] [2020-10-15 02:06:47,954 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:47,954 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-15 02:06:47,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620639595] [2020-10-15 02:06:47,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-15 02:06:47,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:47,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-15 02:06:47,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-10-15 02:06:47,956 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand 19 states. [2020-10-15 02:06:48,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:48,477 INFO L93 Difference]: Finished difference Result 180 states and 311 transitions. [2020-10-15 02:06:48,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 02:06:48,478 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 105 [2020-10-15 02:06:48,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:48,480 INFO L225 Difference]: With dead ends: 180 [2020-10-15 02:06:48,481 INFO L226 Difference]: Without dead ends: 100 [2020-10-15 02:06:48,482 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2020-10-15 02:06:48,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-10-15 02:06:48,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 85. [2020-10-15 02:06:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-15 02:06:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 125 transitions. [2020-10-15 02:06:48,493 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 125 transitions. Word has length 105 [2020-10-15 02:06:48,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:48,493 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 125 transitions. [2020-10-15 02:06:48,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-15 02:06:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2020-10-15 02:06:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-15 02:06:48,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:48,495 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:48,495 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 02:06:48,495 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:48,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:48,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1656795625, now seen corresponding path program 1 times [2020-10-15 02:06:48,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:48,496 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [910210571] [2020-10-15 02:06:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:48,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:49,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:49,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:49,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:49,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:53,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:06:53,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-15 02:06:53,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:53,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:53,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:53,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:53,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:53,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:53,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:57,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:57,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:57,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:57,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:57,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:58,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-15 02:06:58,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:58,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:58,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:58,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:59,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:59,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:59,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:59,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:59,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:02,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4334 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:07:02,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:02,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:07:02,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:02,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:02,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:02,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:02,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:03,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:03,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 02:07:03,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:07:03,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:03,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:03,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:03,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:03,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:03,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:03,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:07:03,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:03,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:03,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:03,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:03,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:03,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:03,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:03,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:03,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:03,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 02:07:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:03,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:07:03,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:07:03,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:03,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:03,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:03,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:03,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:03,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:03,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:03,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:03,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:07:03,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:03,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:03,329 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 46 proven. 69 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-10-15 02:07:03,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [910210571] [2020-10-15 02:07:03,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:03,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 02:07:03,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3324721] [2020-10-15 02:07:03,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 02:07:03,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:03,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 02:07:03,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 02:07:03,331 INFO L87 Difference]: Start difference. First operand 85 states and 125 transitions. Second operand 13 states. [2020-10-15 02:07:03,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:03,674 INFO L93 Difference]: Finished difference Result 198 states and 343 transitions. [2020-10-15 02:07:03,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 02:07:03,675 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 95 [2020-10-15 02:07:03,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:03,677 INFO L225 Difference]: With dead ends: 198 [2020-10-15 02:07:03,677 INFO L226 Difference]: Without dead ends: 120 [2020-10-15 02:07:03,678 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2020-10-15 02:07:03,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-15 02:07:03,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 112. [2020-10-15 02:07:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-15 02:07:03,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2020-10-15 02:07:03,694 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 172 transitions. Word has length 95 [2020-10-15 02:07:03,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:03,695 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-10-15 02:07:03,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 02:07:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2020-10-15 02:07:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-15 02:07:03,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:03,697 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:03,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 02:07:03,697 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:03,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:03,698 INFO L82 PathProgramCache]: Analyzing trace with hash 15515167, now seen corresponding path program 1 times [2020-10-15 02:07:03,698 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:03,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410051972] [2020-10-15 02:07:03,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:03,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:04,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:04,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:08,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 02:07:08,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:08,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:08,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:08,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:08,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:08,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:08,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:08,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:08,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:08,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:08,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:08,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:08,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:09,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:09,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:13,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-15 02:07:13,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 02:07:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:13,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:13,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:13,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:14,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:14,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:15,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:15,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:15,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:07:18,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 02:07:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:18,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:07:18,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:18,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:18,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:07:18,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:18,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:18,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:18,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:18,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:19,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:07:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 384 [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:07:19,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:19,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:19,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:19,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:19,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:19,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:19,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:19,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:19,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:19,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:19,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:19,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:19,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:19,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:19,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:19,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:19,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:07:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:19,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:19,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:19,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:19,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:19,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:19,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:19,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:19,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:19,295 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 40 proven. 52 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-15 02:07:19,295 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410051972] [2020-10-15 02:07:19,295 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:19,295 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:07:19,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315801496] [2020-10-15 02:07:19,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:07:19,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:19,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:07:19,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:07:19,296 INFO L87 Difference]: Start difference. First operand 112 states and 172 transitions. Second operand 9 states. [2020-10-15 02:07:19,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:19,566 INFO L93 Difference]: Finished difference Result 245 states and 411 transitions. [2020-10-15 02:07:19,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 02:07:19,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-15 02:07:19,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:19,572 INFO L225 Difference]: With dead ends: 245 [2020-10-15 02:07:19,572 INFO L226 Difference]: Without dead ends: 91 [2020-10-15 02:07:19,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-10-15 02:07:19,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-10-15 02:07:19,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2020-10-15 02:07:19,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-15 02:07:19,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 116 transitions. [2020-10-15 02:07:19,590 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 116 transitions. Word has length 95 [2020-10-15 02:07:19,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:19,590 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 116 transitions. [2020-10-15 02:07:19,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:07:19,591 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 116 transitions. [2020-10-15 02:07:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-15 02:07:19,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:19,593 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 10, 10, 9, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:19,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 02:07:19,594 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:19,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:19,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1686243857, now seen corresponding path program 2 times [2020-10-15 02:07:19,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:19,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2025530927] [2020-10-15 02:07:19,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:19,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:20,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:20,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:20,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:20,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:21,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:21,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:21,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:24,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-15 02:07:24,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-15 02:07:24,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:24,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:24,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:24,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:24,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:24,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:24,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:24,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:24,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:25,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:29,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-15 02:07:29,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:07:29,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 02:07:29,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:29,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:29,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:07:29,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:29,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-15 02:07:29,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:29,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:29,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-15 02:07:34,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:07:34,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-15 02:07:34,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:34,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:07:34,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:34,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:34,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:34,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:34,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:34,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:34,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:34,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:34,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:34,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:34,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:34,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:34,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:34,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:34,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:07:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:34,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:34,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:34,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:34,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:07:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:35,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4695 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:39,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:39,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:07:39,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:39,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:07:39,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:39,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:39,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:39,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:39,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:39,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:39,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:39,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:39,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:39,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:39,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:39,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:39,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:39,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:07:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:39,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:39,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 02:07:39,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:39,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:39,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:39,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:39,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:39,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:39,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:39,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:39,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:39,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:39,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:39,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:39,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:39,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-15 02:07:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:40,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:40,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:41,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:07:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-15 02:07:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:07:49,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:07:49,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:49,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:49,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:07:49,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:49,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:49,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:49,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:49,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:49,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:49,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:49,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:49,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:49,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:49,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:49,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:49,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:49,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:07:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:49,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:49,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 02:07:49,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:49,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:49,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:49,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:49,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:49,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:49,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:49,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:49,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:49,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:07:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:49,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:49,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:49,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:49,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:07:49,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:49,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:49,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:49,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 215 proven. 175 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2020-10-15 02:07:50,099 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2025530927] [2020-10-15 02:07:50,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:50,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 02:07:50,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039364411] [2020-10-15 02:07:50,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 02:07:50,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:50,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 02:07:50,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:07:50,102 INFO L87 Difference]: Start difference. First operand 87 states and 116 transitions. Second operand 14 states. [2020-10-15 02:07:50,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:50,615 INFO L93 Difference]: Finished difference Result 208 states and 320 transitions. [2020-10-15 02:07:50,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 02:07:50,616 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 178 [2020-10-15 02:07:50,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:50,618 INFO L225 Difference]: With dead ends: 208 [2020-10-15 02:07:50,618 INFO L226 Difference]: Without dead ends: 121 [2020-10-15 02:07:50,621 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=446, Unknown=0, NotChecked=0, Total=552 [2020-10-15 02:07:50,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-15 02:07:50,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 110. [2020-10-15 02:07:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-10-15 02:07:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 152 transitions. [2020-10-15 02:07:50,653 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 152 transitions. Word has length 178 [2020-10-15 02:07:50,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:50,654 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 152 transitions. [2020-10-15 02:07:50,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 02:07:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 152 transitions. [2020-10-15 02:07:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-15 02:07:50,656 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:50,656 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:50,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 02:07:50,656 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:50,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:50,657 INFO L82 PathProgramCache]: Analyzing trace with hash -46122593, now seen corresponding path program 3 times [2020-10-15 02:07:50,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:50,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [643853630] [2020-10-15 02:07:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:50,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:51,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:51,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:54,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:54,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:54,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:54,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:55,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:55,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:07:55,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:07:55,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-15 02:07:55,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:55,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:55,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:55,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:55,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:55,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:55,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:55,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:56,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:58,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:59,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:59,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:59,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:59,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 02:08:00,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:08:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-15 02:08:00,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:00,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:00,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:05,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:08:05,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:05,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:08:05,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:05,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 02:08:05,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:05,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:05,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:05,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:05,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:05,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:05,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:05,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:05,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:05,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:05,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:05,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:05,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:05,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:05,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:05,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-15 02:08:05,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:05,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:05,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:05,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:05,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:05,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:05,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:05,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:05,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:05,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:05,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:05,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:06,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:06,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-15 02:08:06,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:06,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:06,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:08:06,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:06,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:06,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:06,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:06,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:06,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 25 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-15 02:08:06,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [643853630] [2020-10-15 02:08:06,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:06,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 02:08:06,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772500786] [2020-10-15 02:08:06,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 02:08:06,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:06,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 02:08:06,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:08:06,096 INFO L87 Difference]: Start difference. First operand 110 states and 152 transitions. Second operand 12 states. [2020-10-15 02:08:06,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:06,529 INFO L93 Difference]: Finished difference Result 217 states and 327 transitions. [2020-10-15 02:08:06,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:08:06,529 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 95 [2020-10-15 02:08:06,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:06,532 INFO L225 Difference]: With dead ends: 217 [2020-10-15 02:08:06,532 INFO L226 Difference]: Without dead ends: 116 [2020-10-15 02:08:06,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2020-10-15 02:08:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-15 02:08:06,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 112. [2020-10-15 02:08:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-15 02:08:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 154 transitions. [2020-10-15 02:08:06,560 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 154 transitions. Word has length 95 [2020-10-15 02:08:06,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:06,564 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 154 transitions. [2020-10-15 02:08:06,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 02:08:06,565 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2020-10-15 02:08:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-15 02:08:06,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:06,569 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:06,569 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-15 02:08:06,569 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:06,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:06,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1540036056, now seen corresponding path program 4 times [2020-10-15 02:08:06,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:06,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1311489368] [2020-10-15 02:08:06,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:10,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:11,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-15 02:08:11,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:11,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:11,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:11,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:11,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:11,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:11,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:11,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:11,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:11,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:11,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:11,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:08:16,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:16,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-15 02:08:16,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:08:16,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:16,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:16,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:16,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:16,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:16,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 256 [2020-10-15 02:08:16,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:08:16,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 67 proven. 19 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2020-10-15 02:08:17,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1311489368] [2020-10-15 02:08:17,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:17,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-15 02:08:17,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617916920] [2020-10-15 02:08:17,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 02:08:17,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:17,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 02:08:17,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 02:08:17,031 INFO L87 Difference]: Start difference. First operand 112 states and 154 transitions. Second operand 8 states. [2020-10-15 02:08:17,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:17,150 INFO L93 Difference]: Finished difference Result 128 states and 172 transitions. [2020-10-15 02:08:17,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 02:08:17,150 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2020-10-15 02:08:17,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:17,153 INFO L225 Difference]: With dead ends: 128 [2020-10-15 02:08:17,153 INFO L226 Difference]: Without dead ends: 120 [2020-10-15 02:08:17,154 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-15 02:08:17,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-15 02:08:17,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 116. [2020-10-15 02:08:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-15 02:08:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 158 transitions. [2020-10-15 02:08:17,165 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 158 transitions. Word has length 109 [2020-10-15 02:08:17,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:17,165 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 158 transitions. [2020-10-15 02:08:17,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 02:08:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 158 transitions. [2020-10-15 02:08:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-15 02:08:17,169 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:17,169 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 14, 14, 12, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 7, 7, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:17,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-15 02:08:17,170 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:17,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:17,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1532470248, now seen corresponding path program 5 times [2020-10-15 02:08:17,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:17,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [422595074] [2020-10-15 02:08:17,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:19,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:21,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-15 02:08:22,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-15 02:08:22,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-15 02:08:22,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-15 02:08:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:08:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-15 02:08:22,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:22,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:22,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:22,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:22,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:22,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 310 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 02:08:27,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:08:27,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 211 [2020-10-15 02:08:27,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:27,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:27,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:29,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:31,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:31,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:31,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:08:32,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:08:32,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-15 02:08:32,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:32,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:32,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:33,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:37,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-15 02:08:37,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:37,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:08:37,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:37,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 02:08:37,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:37,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:37,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:37,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:37,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 829 [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:38,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:38,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:08:38,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:08:38,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:38,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 02:08:38,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:38,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:38,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:38,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:38,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:38,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:08:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:38,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:38,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:38,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:38,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:38,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:38,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:38,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 02:08:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:08:43,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:08:43,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-15 02:08:43,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:43,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:43,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:48,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:08:48,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:08:48,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:08:48,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:48,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:08:48,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:48,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:48,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:48,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:48,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:48,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:48,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:48,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:48,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:48,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:48,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:48,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:48,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:48,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:08:51,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:08:51,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2403 [2020-10-15 02:08:51,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:51,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:51,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:08:51,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:51,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:51,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:51,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:51,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:51,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:51,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:51,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:51,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:08:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:51,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:51,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:51,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:51,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:51,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:51,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:51,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:51,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:51,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:51,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:51,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:51,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:08:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1670 backedges. 422 proven. 405 refuted. 0 times theorem prover too weak. 843 trivial. 0 not checked. [2020-10-15 02:08:51,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [422595074] [2020-10-15 02:08:51,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:51,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-15 02:08:51,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69678649] [2020-10-15 02:08:51,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 02:08:51,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:51,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 02:08:51,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2020-10-15 02:08:51,570 INFO L87 Difference]: Start difference. First operand 116 states and 158 transitions. Second operand 20 states. [2020-10-15 02:08:52,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:52,419 INFO L93 Difference]: Finished difference Result 264 states and 403 transitions. [2020-10-15 02:08:52,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-15 02:08:52,419 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 246 [2020-10-15 02:08:52,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:52,421 INFO L225 Difference]: With dead ends: 264 [2020-10-15 02:08:52,421 INFO L226 Difference]: Without dead ends: 135 [2020-10-15 02:08:52,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 69 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=214, Invalid=1118, Unknown=0, NotChecked=0, Total=1332 [2020-10-15 02:08:52,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-15 02:08:52,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 131. [2020-10-15 02:08:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-15 02:08:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 169 transitions. [2020-10-15 02:08:52,434 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 169 transitions. Word has length 246 [2020-10-15 02:08:52,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:52,434 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 169 transitions. [2020-10-15 02:08:52,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-15 02:08:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2020-10-15 02:08:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 02:08:52,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:52,438 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 14, 14, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 6, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:52,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-15 02:08:52,438 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:52,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:52,439 INFO L82 PathProgramCache]: Analyzing trace with hash -500015724, now seen corresponding path program 6 times [2020-10-15 02:08:52,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:52,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797361154] [2020-10-15 02:08:52,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:52,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:52,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:57,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 321 [2020-10-15 02:08:57,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-15 02:08:57,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:57,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:57,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:57,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:57,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:57,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:57,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:57,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-15 02:09:02,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-15 02:09:02,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:02,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:04,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:07,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:09:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:09:07,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:07,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:07,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:07,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:12,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:09:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:09:12,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:12,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:12,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:12,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 952 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:09:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:13,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:13,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:13,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:13,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:13,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:13,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:13,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:13,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:09:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:13,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:13,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:13,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:09:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:13,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:14,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:18,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-15 02:09:18,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:18,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:18,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:18,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:21,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:21,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:23,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:09:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:09:23,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:23,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:23,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:23,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:23,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:23,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:23,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:23,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:23,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:23,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:23,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:23,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:23,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:23,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:23,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:23,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:23,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:23,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:23,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:23,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:23,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:23,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:09:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:23,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:23,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:24,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:09:24,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-15 02:09:24,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:09:24,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:24,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:24,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:24,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:24,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:24,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:24,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:24,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:24,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:24,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:24,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:24,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:24,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:24,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:09:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:24,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:24,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:24,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:24,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:24,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:24,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:24,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:24,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:24,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:24,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:24,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:24,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:24,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:24,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:24,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1594 backedges. 241 proven. 343 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2020-10-15 02:09:24,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797361154] [2020-10-15 02:09:24,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:24,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 02:09:24,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676018558] [2020-10-15 02:09:24,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 02:09:24,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:24,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 02:09:24,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:09:24,362 INFO L87 Difference]: Start difference. First operand 131 states and 169 transitions. Second operand 14 states. [2020-10-15 02:09:24,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:24,808 INFO L93 Difference]: Finished difference Result 262 states and 348 transitions. [2020-10-15 02:09:24,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 02:09:24,809 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 245 [2020-10-15 02:09:24,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:24,811 INFO L225 Difference]: With dead ends: 262 [2020-10-15 02:09:24,811 INFO L226 Difference]: Without dead ends: 137 [2020-10-15 02:09:24,812 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=106, Invalid=446, Unknown=0, NotChecked=0, Total=552 [2020-10-15 02:09:24,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-15 02:09:24,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 131. [2020-10-15 02:09:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-15 02:09:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 168 transitions. [2020-10-15 02:09:24,822 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 168 transitions. Word has length 245 [2020-10-15 02:09:24,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:24,822 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 168 transitions. [2020-10-15 02:09:24,823 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 02:09:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 168 transitions. [2020-10-15 02:09:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-15 02:09:24,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:24,825 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:24,825 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-15 02:09:24,826 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:24,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:24,826 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 7 times [2020-10-15 02:09:24,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:24,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [237224128] [2020-10-15 02:09:24,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:24,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:24,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:25,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:26,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:09:29,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-15 02:09:29,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:29,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:09:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:29,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:29,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:09:29,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:29,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:29,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:29,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:09:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:29,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:29,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:30,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:30,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:30,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:31,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:32,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-15 02:09:34,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-15 02:09:34,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:34,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:34,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:34,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:34,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-15 02:09:34,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:34,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:34,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:09:34,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:09:34,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:34,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:34,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:34,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:34,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:34,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:34,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:09:34,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:34,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:34,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:34,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:34,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:34,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:34,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:34,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:34,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:34,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:34,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:34,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:34,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:34,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:34,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:34,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:34,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:34,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:34,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 19 [2020-10-15 02:09:35,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:35,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:35,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:35,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:35,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:35,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:35,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:35,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:35,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:35,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:35,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:35,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:09:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:35,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:35,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:35,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:35,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:35,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:35,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:35,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:35,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:35,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:35,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:35,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:35,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:35,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:35,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:35,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:35,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:09:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:35,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:35,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:09:40,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:09:40,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:09:40,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:40,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:09:40,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:40,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:40,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:40,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:40,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:40,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:40,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:40,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:40,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:40,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:40,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:40,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:40,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:40,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:40,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:40,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:40,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:40,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:40,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 163 proven. 59 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2020-10-15 02:09:40,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [237224128] [2020-10-15 02:09:40,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:40,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:09:40,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223302993] [2020-10-15 02:09:40,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:09:40,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:40,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:09:40,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:09:40,507 INFO L87 Difference]: Start difference. First operand 131 states and 168 transitions. Second operand 11 states. [2020-10-15 02:09:40,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:09:40,736 INFO L93 Difference]: Finished difference Result 203 states and 278 transitions. [2020-10-15 02:09:40,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 02:09:40,737 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-10-15 02:09:40,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:09:40,739 INFO L225 Difference]: With dead ends: 203 [2020-10-15 02:09:40,739 INFO L226 Difference]: Without dead ends: 150 [2020-10-15 02:09:40,740 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2020-10-15 02:09:40,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-10-15 02:09:40,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 141. [2020-10-15 02:09:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-15 02:09:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 184 transitions. [2020-10-15 02:09:40,751 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 184 transitions. Word has length 177 [2020-10-15 02:09:40,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:09:40,751 INFO L479 AbstractCegarLoop]: Abstraction has 141 states and 184 transitions. [2020-10-15 02:09:40,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:09:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2020-10-15 02:09:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-10-15 02:09:40,760 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:09:40,760 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 29, 29, 26, 25, 17, 17, 17, 17, 17, 17, 17, 14, 14, 14, 14, 14, 14, 14, 12, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:09:40,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-15 02:09:40,760 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:09:40,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:09:40,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1481478210, now seen corresponding path program 8 times [2020-10-15 02:09:40,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:09:40,761 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186503789] [2020-10-15 02:09:40,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:09:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:40,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:40,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:41,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:42,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:42,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:42,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:42,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:43,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking...