/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive/recHanoi01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:19:39,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:19:39,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:19:39,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:19:39,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:19:39,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:19:39,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:19:39,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:19:39,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:19:39,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:19:39,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:19:39,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:19:39,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:19:39,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:19:39,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:19:39,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:19:39,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:19:39,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:19:39,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:19:39,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:19:39,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:19:39,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:19:39,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:19:39,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:19:39,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:19:39,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:19:39,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:19:39,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:19:39,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:19:39,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:19:39,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:19:39,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:19:39,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:19:39,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:19:39,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:19:39,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:19:39,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:19:39,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:19:39,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:19:39,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:19:39,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:19:39,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:19:39,687 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:19:39,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:19:39,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:19:39,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:19:39,691 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:19:39,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:19:39,692 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:19:39,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:19:39,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:19:39,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:19:39,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:19:39,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:19:39,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:19:39,694 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:19:39,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:19:39,695 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:19:39,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:19:39,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:19:39,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:19:39,696 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:19:39,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:19:39,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:19:39,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:19:39,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:19:39,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:19:39,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:19:39,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:19:39,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:19:39,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:19:39,698 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:19:40,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:19:40,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:19:40,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:19:40,212 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:19:40,213 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:19:40,214 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/recHanoi01.c [2020-09-21 11:19:40,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c355b47cb/cca63e2b8a5e4e83b3482fc24fab6d9b/FLAGa21ebf5b3 [2020-09-21 11:19:40,879 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:19:40,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/recHanoi01.c [2020-09-21 11:19:40,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c355b47cb/cca63e2b8a5e4e83b3482fc24fab6d9b/FLAGa21ebf5b3 [2020-09-21 11:19:41,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c355b47cb/cca63e2b8a5e4e83b3482fc24fab6d9b [2020-09-21 11:19:41,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:19:41,244 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:19:41,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:19:41,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:19:41,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:19:41,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425b51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41, skipping insertion in model container [2020-09-21 11:19:41,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:19:41,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:19:41,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:19:41,521 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:19:41,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:19:41,556 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:19:41,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41 WrapperNode [2020-09-21 11:19:41,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:19:41,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:19:41,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:19:41,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:19:41,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... [2020-09-21 11:19:41,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:19:41,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:19:41,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:19:41,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:19:41,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:19:41,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:19:41,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:19:41,770 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-09-21 11:19:41,770 INFO L138 BoogieDeclarations]: Found implementation of procedure applyHanoi [2020-09-21 11:19:41,770 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:19:41,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure applyHanoi [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:19:41,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:19:42,028 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:19:42,028 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-21 11:19:42,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:19:42 BoogieIcfgContainer [2020-09-21 11:19:42,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:19:42,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:19:42,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:19:42,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:19:42,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:19:41" (1/3) ... [2020-09-21 11:19:42,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1168984e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:19:42, skipping insertion in model container [2020-09-21 11:19:42,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:19:41" (2/3) ... [2020-09-21 11:19:42,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1168984e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:19:42, skipping insertion in model container [2020-09-21 11:19:42,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:19:42" (3/3) ... [2020-09-21 11:19:42,047 INFO L109 eAbstractionObserver]: Analyzing ICFG recHanoi01.c [2020-09-21 11:19:42,060 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:19:42,070 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:19:42,093 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:19:42,127 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:19:42,127 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:19:42,128 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:19:42,128 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:19:42,128 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:19:42,128 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:19:42,128 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:19:42,128 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:19:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-09-21 11:19:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-09-21 11:19:42,157 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:42,158 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:42,159 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:42,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:42,166 INFO L82 PathProgramCache]: Analyzing trace with hash -629617454, now seen corresponding path program 1 times [2020-09-21 11:19:42,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:42,176 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1327022624] [2020-09-21 11:19:42,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:42,359 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:42,359 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:42,359 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:42,360 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:42,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-21 11:19:42,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:42,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-21 11:19:42,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:19:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:42,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:42,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:42,461 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:42,461 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:42,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:42,462 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:42,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:42,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:42,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:42,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:42,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:42,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:42,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:42,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:42,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:42,495 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:42,495 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:42,496 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:42,496 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:42,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:42,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:19:42,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:42,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:42,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:42,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:19:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:42,557 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:42,558 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:42,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:42,559 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:42,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:42,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:42,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:42,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:42,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:42,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-21 11:19:42,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:42,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:19:42,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1327022624] [2020-09-21 11:19:42,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:19:42,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 11:19:42,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868292357] [2020-09-21 11:19:42,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 11:19:42,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:42,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 11:19:42,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-09-21 11:19:42,618 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 6 states. [2020-09-21 11:19:42,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:42,828 INFO L93 Difference]: Finished difference Result 48 states and 58 transitions. [2020-09-21 11:19:42,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:19:42,830 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-09-21 11:19:42,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:42,851 INFO L225 Difference]: With dead ends: 48 [2020-09-21 11:19:42,852 INFO L226 Difference]: Without dead ends: 27 [2020-09-21 11:19:42,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:19:42,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-09-21 11:19:42,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-09-21 11:19:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-09-21 11:19:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2020-09-21 11:19:42,912 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 20 [2020-09-21 11:19:42,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:42,913 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2020-09-21 11:19:42,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 11:19:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2020-09-21 11:19:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-09-21 11:19:42,916 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:42,917 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:42,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:19:42,917 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:42,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:42,918 INFO L82 PathProgramCache]: Analyzing trace with hash 223523063, now seen corresponding path program 1 times [2020-09-21 11:19:42,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:42,919 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [104579783] [2020-09-21 11:19:42,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,062 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,063 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,063 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,063 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-09-21 11:19:43,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-09-21 11:19:43,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:43,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:19:43,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-21 11:19:43,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:43,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,182 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,182 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,182 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,183 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:43,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:43,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:43,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:43,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:43,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,231 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,232 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,232 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,232 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:43,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-21 11:19:43,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:43,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:43,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:43,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:43,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,389 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,390 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,390 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,390 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:43,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:19:43,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:43,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:43,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:43,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,497 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,498 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:43,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:19:43,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:43,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:43,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:19:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:43,521 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:43,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:43,522 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:43,522 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:43,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:43,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:43,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:43,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:43,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:43,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:43,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:43,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-09-21 11:19:43,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [104579783] [2020-09-21 11:19:43,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:43,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-21 11:19:43,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436027035] [2020-09-21 11:19:43,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:19:43,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:43,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:19:43,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:19:43,557 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand 10 states. [2020-09-21 11:19:44,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:44,018 INFO L93 Difference]: Finished difference Result 61 states and 78 transitions. [2020-09-21 11:19:44,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-21 11:19:44,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 30 [2020-09-21 11:19:44,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:44,022 INFO L225 Difference]: With dead ends: 61 [2020-09-21 11:19:44,022 INFO L226 Difference]: Without dead ends: 55 [2020-09-21 11:19:44,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:19:44,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-09-21 11:19:44,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2020-09-21 11:19:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-09-21 11:19:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 66 transitions. [2020-09-21 11:19:44,044 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 66 transitions. Word has length 30 [2020-09-21 11:19:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:44,044 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 66 transitions. [2020-09-21 11:19:44,044 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:19:44,045 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2020-09-21 11:19:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-09-21 11:19:44,047 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:44,047 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:44,048 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:19:44,048 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:44,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:44,049 INFO L82 PathProgramCache]: Analyzing trace with hash 640231516, now seen corresponding path program 2 times [2020-09-21 11:19:44,049 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:44,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585390411] [2020-09-21 11:19:44,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,135 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,135 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,137 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-09-21 11:19:44,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-21 11:19:44,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:44,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:19:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-21 11:19:44,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:19:44,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,184 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:44,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:44,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:44,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:44,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,225 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,225 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,225 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-21 11:19:44,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-21 11:19:44,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:44,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:44,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-21 11:19:44,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,256 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,257 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,257 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,257 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:44,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:44,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:44,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:44,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,303 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,303 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,304 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,304 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:44,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:19:44,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:44,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:44,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:44,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,346 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,347 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:19:44,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:44,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,358 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,358 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,358 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,359 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:44,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:44,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:44,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:19:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,369 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,369 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:44,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-21 11:19:44,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:44,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-09-21 11:19:44,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1585390411] [2020-09-21 11:19:44,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:44,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-21 11:19:44,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189404170] [2020-09-21 11:19:44,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:19:44,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:44,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:19:44,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:19:44,379 INFO L87 Difference]: Start difference. First operand 49 states and 66 transitions. Second operand 8 states. [2020-09-21 11:19:44,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:44,561 INFO L93 Difference]: Finished difference Result 77 states and 111 transitions. [2020-09-21 11:19:44,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:19:44,562 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-09-21 11:19:44,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:44,565 INFO L225 Difference]: With dead ends: 77 [2020-09-21 11:19:44,565 INFO L226 Difference]: Without dead ends: 55 [2020-09-21 11:19:44,566 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-09-21 11:19:44,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-09-21 11:19:44,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2020-09-21 11:19:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-09-21 11:19:44,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 66 transitions. [2020-09-21 11:19:44,582 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 66 transitions. Word has length 40 [2020-09-21 11:19:44,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:44,583 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 66 transitions. [2020-09-21 11:19:44,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:19:44,583 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2020-09-21 11:19:44,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-09-21 11:19:44,585 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:44,585 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:44,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:19:44,586 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:44,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:44,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1772916587, now seen corresponding path program 1 times [2020-09-21 11:19:44,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:44,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517522186] [2020-09-21 11:19:44,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,661 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,661 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,662 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,662 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-09-21 11:19:44,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-21 11:19:44,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-21 11:19:44,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:44,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,695 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,695 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,696 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,697 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:44,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:44,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:44,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:44,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,724 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,725 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,725 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,725 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:44,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,764 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,764 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,765 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:44,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,792 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,792 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,792 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,793 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:44,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:44,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:19:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,816 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,816 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:44,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:19:44,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:19:44,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:44,858 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:44,858 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:44,859 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:44,859 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:44,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:44,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:44,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:44,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:44,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:44,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:44,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:44,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:44,878 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-21 11:19:44,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517522186] [2020-09-21 11:19:44,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:44,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-21 11:19:44,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718704850] [2020-09-21 11:19:44,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-21 11:19:44,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:44,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-21 11:19:44,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-21 11:19:44,881 INFO L87 Difference]: Start difference. First operand 53 states and 66 transitions. Second operand 11 states. [2020-09-21 11:19:45,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:45,144 INFO L93 Difference]: Finished difference Result 66 states and 83 transitions. [2020-09-21 11:19:45,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:19:45,144 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2020-09-21 11:19:45,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:45,146 INFO L225 Difference]: With dead ends: 66 [2020-09-21 11:19:45,147 INFO L226 Difference]: Without dead ends: 46 [2020-09-21 11:19:45,148 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:19:45,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-09-21 11:19:45,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2020-09-21 11:19:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-09-21 11:19:45,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2020-09-21 11:19:45,160 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 56 transitions. Word has length 36 [2020-09-21 11:19:45,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:45,161 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 56 transitions. [2020-09-21 11:19:45,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-21 11:19:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2020-09-21 11:19:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-09-21 11:19:45,163 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:45,163 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:45,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:19:45,163 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:45,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:45,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1240446734, now seen corresponding path program 3 times [2020-09-21 11:19:45,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:45,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181897350] [2020-09-21 11:19:45,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,216 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,217 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,217 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,217 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-09-21 11:19:45,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-21 11:19:45,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:45,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-21 11:19:45,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:45,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:45,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:45,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,284 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-21 11:19:45,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-21 11:19:45,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:45,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-21 11:19:45,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,322 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,322 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:45,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:45,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:45,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:45,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:45,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,395 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,395 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,395 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,396 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:45,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:19:45,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:45,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:45,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,438 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,438 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,439 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:45,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:45,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:45,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:45,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:45,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,454 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:45,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:19:45,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:45,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:19:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:45,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:45,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:45,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:45,501 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:45,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:45,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:45,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:45,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:45,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:45,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:45,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:45,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-21 11:19:45,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181897350] [2020-09-21 11:19:45,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:45,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-21 11:19:45,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911278644] [2020-09-21 11:19:45,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-21 11:19:45,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:45,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-21 11:19:45,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-09-21 11:19:45,556 INFO L87 Difference]: Start difference. First operand 42 states and 56 transitions. Second operand 13 states. [2020-09-21 11:19:45,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:45,861 INFO L93 Difference]: Finished difference Result 71 states and 104 transitions. [2020-09-21 11:19:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:19:45,862 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-09-21 11:19:45,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:45,864 INFO L225 Difference]: With dead ends: 71 [2020-09-21 11:19:45,864 INFO L226 Difference]: Without dead ends: 42 [2020-09-21 11:19:45,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2020-09-21 11:19:45,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-09-21 11:19:45,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2020-09-21 11:19:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-09-21 11:19:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 47 transitions. [2020-09-21 11:19:45,875 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 47 transitions. Word has length 40 [2020-09-21 11:19:45,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:45,875 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 47 transitions. [2020-09-21 11:19:45,875 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-21 11:19:45,875 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2020-09-21 11:19:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 11:19:45,877 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:45,877 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:45,878 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:19:45,878 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:45,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:45,878 INFO L82 PathProgramCache]: Analyzing trace with hash -979408629, now seen corresponding path program 2 times [2020-09-21 11:19:45,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:45,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443735260] [2020-09-21 11:19:45,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,050 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,050 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-09-21 11:19:46,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-09-21 11:19:46,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-09-21 11:19:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:19:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-09-21 11:19:46,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,138 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:46,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:46,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,222 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,222 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,223 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-21 11:19:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:19:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:19:46,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,315 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,315 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,315 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:46,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 11:19:46,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:46,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,345 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:46,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:46,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:46,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:46,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,361 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,361 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,361 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,362 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:46,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:46,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:46,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,389 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,389 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,389 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,390 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:46,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:19:46,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:46,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:46,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,474 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,474 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,474 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:46,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:46,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:46,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,493 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,493 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,494 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,494 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:46,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:19:46,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:46,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:46,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:46,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:19:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,545 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,545 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,548 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,548 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:46,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-21 11:19:46,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:46,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:46,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:19:46,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:46,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:46,648 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:46,649 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:46,649 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:46,649 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:46,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:46,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:46,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:46,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:46,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:19:46,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:46,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:19:46,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:46,694 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-09-21 11:19:46,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443735260] [2020-09-21 11:19:46,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:46,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-21 11:19:46,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470529914] [2020-09-21 11:19:46,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-21 11:19:46,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:46,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-21 11:19:46,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:19:46,701 INFO L87 Difference]: Start difference. First operand 39 states and 47 transitions. Second operand 14 states. [2020-09-21 11:19:47,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:47,169 INFO L93 Difference]: Finished difference Result 65 states and 81 transitions. [2020-09-21 11:19:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-21 11:19:47,170 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 56 [2020-09-21 11:19:47,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:47,174 INFO L225 Difference]: With dead ends: 65 [2020-09-21 11:19:47,174 INFO L226 Difference]: Without dead ends: 61 [2020-09-21 11:19:47,175 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2020-09-21 11:19:47,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-09-21 11:19:47,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 54. [2020-09-21 11:19:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-09-21 11:19:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-09-21 11:19:47,202 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 56 [2020-09-21 11:19:47,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:47,203 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-09-21 11:19:47,205 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-21 11:19:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-09-21 11:19:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-09-21 11:19:47,207 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:47,207 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:47,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:19:47,208 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:47,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:47,208 INFO L82 PathProgramCache]: Analyzing trace with hash -83361749, now seen corresponding path program 3 times [2020-09-21 11:19:47,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:47,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [418829901] [2020-09-21 11:19:47,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,294 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,295 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,295 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-21 11:19:47,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 11:19:47,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:19:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-21 11:19:47,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:47,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,324 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,324 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,325 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:47,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:47,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:47,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:47,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,403 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,403 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,403 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,404 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-09-21 11:19:47,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-21 11:19:47,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:47,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:47,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-21 11:19:47,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,466 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,467 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,467 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,467 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:47,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-21 11:19:47,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:47,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:47,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,507 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,507 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,508 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,508 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:47,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:47,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:47,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:47,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,530 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,530 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,531 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,531 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:47,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:47,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:47,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,588 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,589 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,589 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:47,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-21 11:19:47,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:47,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:47,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:47,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,675 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,676 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,676 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,677 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:47,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-21 11:19:47,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:47,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:47,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,717 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,717 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,718 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,718 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:19:47,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:47,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:47,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,747 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,747 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,748 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,748 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:47,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:47,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,767 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,767 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,767 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:47,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:47,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:47,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,780 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:47,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:47,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:47,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,792 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,792 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,793 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:47,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:47,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:47,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-21 11:19:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,819 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,819 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,819 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,820 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:47,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:47,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:47,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:47,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:47,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:47,870 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:47,871 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:47,871 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:47,871 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:47,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:47,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:47,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:47,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:47,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:47,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:47,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:47,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 58 proven. 86 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-09-21 11:19:47,887 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [418829901] [2020-09-21 11:19:47,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:47,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-21 11:19:47,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326479228] [2020-09-21 11:19:47,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-21 11:19:47,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:47,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-21 11:19:47,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-09-21 11:19:47,891 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 11 states. [2020-09-21 11:19:48,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:48,245 INFO L93 Difference]: Finished difference Result 97 states and 141 transitions. [2020-09-21 11:19:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:19:48,245 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 76 [2020-09-21 11:19:48,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:48,249 INFO L225 Difference]: With dead ends: 97 [2020-09-21 11:19:48,249 INFO L226 Difference]: Without dead ends: 66 [2020-09-21 11:19:48,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=414, Unknown=0, NotChecked=0, Total=552 [2020-09-21 11:19:48,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-09-21 11:19:48,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 57. [2020-09-21 11:19:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-09-21 11:19:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2020-09-21 11:19:48,279 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 76 [2020-09-21 11:19:48,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:48,279 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2020-09-21 11:19:48,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-21 11:19:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2020-09-21 11:19:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:19:48,284 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:48,284 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:48,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-21 11:19:48,285 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:48,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:48,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1033208535, now seen corresponding path program 4 times [2020-09-21 11:19:48,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:48,286 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [955968278] [2020-09-21 11:19:48,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,369 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,369 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,369 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,369 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:19:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-09-21 11:19:48,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,406 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,407 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,407 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,407 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:48,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:48,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:48,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,442 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,443 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,443 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,443 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:48,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,500 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,500 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,500 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,501 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:48,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:19:48,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:48,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:48,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:48,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:48,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:48,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,564 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,565 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,565 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,566 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:48,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:48,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:48,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:48,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,576 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:48,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:48,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:48,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:48,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,585 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,585 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,585 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,586 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:48,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:48,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:48,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,592 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,592 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,592 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,593 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:48,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:48,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:48,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:48,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:19:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,612 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,612 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,612 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,612 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:48,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:48,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 11:19:48,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,662 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,663 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,663 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,663 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:48,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:19:48,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:19:48,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:48,707 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:48,707 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:48,707 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:48,708 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:48,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:48,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:48,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:48,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:48,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:48,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:48,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:48,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 13 proven. 47 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-09-21 11:19:48,743 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [955968278] [2020-09-21 11:19:48,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:48,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-21 11:19:48,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372648576] [2020-09-21 11:19:48,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-21 11:19:48,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:48,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-21 11:19:48,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:19:48,746 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand 14 states. [2020-09-21 11:19:49,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:49,285 INFO L93 Difference]: Finished difference Result 79 states and 101 transitions. [2020-09-21 11:19:49,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-21 11:19:49,286 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 62 [2020-09-21 11:19:49,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:49,288 INFO L225 Difference]: With dead ends: 79 [2020-09-21 11:19:49,288 INFO L226 Difference]: Without dead ends: 75 [2020-09-21 11:19:49,289 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=492, Unknown=0, NotChecked=0, Total=600 [2020-09-21 11:19:49,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-09-21 11:19:49,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 69. [2020-09-21 11:19:49,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-09-21 11:19:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 91 transitions. [2020-09-21 11:19:49,322 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 91 transitions. Word has length 62 [2020-09-21 11:19:49,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:49,322 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 91 transitions. [2020-09-21 11:19:49,322 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-21 11:19:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-09-21 11:19:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-21 11:19:49,324 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:49,326 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:49,326 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-21 11:19:49,326 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:49,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:49,327 INFO L82 PathProgramCache]: Analyzing trace with hash 2110536267, now seen corresponding path program 5 times [2020-09-21 11:19:49,327 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:49,327 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186054986] [2020-09-21 11:19:49,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,427 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,428 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,428 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,428 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:49,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:19:49,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,461 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,462 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,462 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:49,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:49,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,541 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,541 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,542 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:49,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:49,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:49,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:49,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:49,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,570 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,571 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,571 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:49,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:49,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:49,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:49,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,593 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,593 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,594 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,594 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:49,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:49,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:49,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:49,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,609 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,609 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,609 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,609 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:49,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:49,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:49,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,619 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,620 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,620 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,620 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:49,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:49,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:49,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:49,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:49,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,629 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,630 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:49,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:49,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:49,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:49,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:19:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,657 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,658 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,658 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,658 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:19:49,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:19:49,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-21 11:19:49,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,709 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,710 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,710 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:49,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:49,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:49,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:49,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,757 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,758 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,758 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,758 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:49,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:19:49,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:49,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:19:49,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:49,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:49,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:49,791 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:49,792 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:49,792 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:49,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:49,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:49,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:49,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:49,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:49,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:49,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:49,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 27 proven. 41 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-09-21 11:19:49,825 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1186054986] [2020-09-21 11:19:49,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:49,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-21 11:19:49,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972649360] [2020-09-21 11:19:49,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-21 11:19:49,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:49,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-21 11:19:49,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:19:49,833 INFO L87 Difference]: Start difference. First operand 69 states and 91 transitions. Second operand 14 states. [2020-09-21 11:19:50,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:50,229 INFO L93 Difference]: Finished difference Result 77 states and 97 transitions. [2020-09-21 11:19:50,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:19:50,230 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 68 [2020-09-21 11:19:50,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:50,231 INFO L225 Difference]: With dead ends: 77 [2020-09-21 11:19:50,231 INFO L226 Difference]: Without dead ends: 58 [2020-09-21 11:19:50,234 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2020-09-21 11:19:50,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-09-21 11:19:50,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 51. [2020-09-21 11:19:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-09-21 11:19:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 67 transitions. [2020-09-21 11:19:50,252 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 67 transitions. Word has length 68 [2020-09-21 11:19:50,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:50,253 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 67 transitions. [2020-09-21 11:19:50,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-21 11:19:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2020-09-21 11:19:50,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-09-21 11:19:50,255 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:50,256 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:50,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-21 11:19:50,256 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:50,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:50,256 INFO L82 PathProgramCache]: Analyzing trace with hash 622260971, now seen corresponding path program 6 times [2020-09-21 11:19:50,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:50,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081944538] [2020-09-21 11:19:50,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,349 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,350 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,350 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:19:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-21 11:19:50,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:50,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:50,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,452 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,452 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,453 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-09-21 11:19:50,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:19:50,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:50,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-21 11:19:50,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:50,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,514 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 11:19:50,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:50,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,558 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,558 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,558 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,558 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:50,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:50,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:50,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:50,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,617 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,618 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,618 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,618 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:19:50,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:50,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:50,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,648 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,649 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,649 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,649 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:50,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:50,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,660 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,660 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,661 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,661 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:50,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:50,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,669 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,669 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,669 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,669 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:50,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:50,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,675 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,676 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,676 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,676 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:50,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:50,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,696 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,696 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,696 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,696 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:50,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:50,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:50,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:50,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:50,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,738 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,738 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:50,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:50,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,762 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,762 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,762 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,763 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:50,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-21 11:19:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,773 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,773 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,773 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,773 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:50,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:50,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:50,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:50,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:50,778 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:50,779 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:50,779 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:50,779 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:50,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:50,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:50,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:50,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:50,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:50,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:50,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:50,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 77 proven. 69 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-09-21 11:19:50,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081944538] [2020-09-21 11:19:50,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:50,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-21 11:19:50,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219332941] [2020-09-21 11:19:50,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 11:19:50,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:50,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 11:19:50,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:19:50,790 INFO L87 Difference]: Start difference. First operand 51 states and 67 transitions. Second operand 12 states. [2020-09-21 11:19:51,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:51,093 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2020-09-21 11:19:51,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-21 11:19:51,094 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 76 [2020-09-21 11:19:51,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:51,096 INFO L225 Difference]: With dead ends: 96 [2020-09-21 11:19:51,097 INFO L226 Difference]: Without dead ends: 56 [2020-09-21 11:19:51,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 25 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2020-09-21 11:19:51,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-09-21 11:19:51,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 48. [2020-09-21 11:19:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-09-21 11:19:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions. [2020-09-21 11:19:51,112 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 61 transitions. Word has length 76 [2020-09-21 11:19:51,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:51,113 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 61 transitions. [2020-09-21 11:19:51,113 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 11:19:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-09-21 11:19:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-09-21 11:19:51,115 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:51,116 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:51,116 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-21 11:19:51,116 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:51,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:51,116 INFO L82 PathProgramCache]: Analyzing trace with hash -633873909, now seen corresponding path program 7 times [2020-09-21 11:19:51,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:51,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [454020268] [2020-09-21 11:19:51,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,223 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,223 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:51,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-09-21 11:19:51,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,267 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,267 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,268 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,268 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:51,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,349 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,349 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,386 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:51,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-21 11:19:51,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:51,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:19:51,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,463 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,464 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:51,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-21 11:19:51,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:51,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:51,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,505 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,506 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,506 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,506 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:51,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:19:51,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,532 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,532 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:51,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:51,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,560 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,560 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,575 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,575 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,575 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,576 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:51,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:51,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:51,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,584 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,585 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,585 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,585 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,590 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,591 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,591 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,610 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,610 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,610 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,610 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:51,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:51,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:51,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,626 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,626 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,626 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:51,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,634 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,634 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,634 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,634 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,640 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,640 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,648 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,648 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,648 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,648 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:51,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,656 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,656 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,656 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,657 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,663 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,664 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,664 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:51,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:51,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-09-21 11:19:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,684 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,684 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,684 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,685 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:51,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:51,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:19:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:19:51,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:51,721 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:51,722 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:51,722 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:51,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:51,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:51,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 49 proven. 128 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2020-09-21 11:19:51,766 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [454020268] [2020-09-21 11:19:51,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:51,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-21 11:19:51,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240194763] [2020-09-21 11:19:51,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-21 11:19:51,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:51,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-21 11:19:51,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:19:51,768 INFO L87 Difference]: Start difference. First operand 48 states and 61 transitions. Second operand 14 states. [2020-09-21 11:19:52,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:52,205 INFO L93 Difference]: Finished difference Result 60 states and 78 transitions. [2020-09-21 11:19:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-21 11:19:52,206 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 96 [2020-09-21 11:19:52,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:52,207 INFO L225 Difference]: With dead ends: 60 [2020-09-21 11:19:52,207 INFO L226 Difference]: Without dead ends: 56 [2020-09-21 11:19:52,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=564, Unknown=0, NotChecked=0, Total=702 [2020-09-21 11:19:52,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-09-21 11:19:52,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 51. [2020-09-21 11:19:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-09-21 11:19:52,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 64 transitions. [2020-09-21 11:19:52,224 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 64 transitions. Word has length 96 [2020-09-21 11:19:52,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:52,225 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 64 transitions. [2020-09-21 11:19:52,225 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-21 11:19:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2020-09-21 11:19:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-09-21 11:19:52,229 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:52,229 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:52,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-21 11:19:52,229 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:52,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:52,230 INFO L82 PathProgramCache]: Analyzing trace with hash 542454743, now seen corresponding path program 8 times [2020-09-21 11:19:52,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:52,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1144747626] [2020-09-21 11:19:52,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:52,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:52,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:52,551 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:52,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:52,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-09-21 11:19:52,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:52,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-09-21 11:19:52,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-09-21 11:19:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:19:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-09-21 11:19:52,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:52,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:52,631 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:52,632 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:52,632 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:52,633 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:52,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:52,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:52,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:52,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:52,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:52,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:52,889 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:52,890 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:52,890 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:52,890 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:19:52,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:52,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:19:52,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:52,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,039 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,039 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:53,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 11:19:53,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:19:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:19:53,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,109 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,110 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,110 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:53,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:19:53,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,136 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,137 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,137 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:53,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,149 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,150 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,150 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,150 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:53,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,174 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,175 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,175 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,175 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:53,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:19:53,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:53,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,201 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,202 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,202 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,202 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:53,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,215 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,215 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,215 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,216 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:53,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:53,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,279 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,280 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,280 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,280 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:53,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-21 11:19:53,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:19:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:19:53,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,314 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,315 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,315 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:53,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:53,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:53,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:53,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,333 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,334 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:53,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,346 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,347 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,347 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:53,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,370 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,370 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,371 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:53,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:19:53,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:53,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:53,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,388 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,388 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,388 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,389 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:53,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,401 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,401 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,401 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:53,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:19:53,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:19:53,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:19:53,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-09-21 11:19:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,432 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,433 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,433 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,433 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:53,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:53,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:53,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:53,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 11:19:53,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,501 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,502 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,502 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,502 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:53,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:53,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:53,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:53,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:19:53,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:53,549 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:53,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:53,550 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:53,550 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:53,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:53,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:53,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:53,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:53,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:19:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:19:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2020-09-21 11:19:53,594 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1144747626] [2020-09-21 11:19:53,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:53,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-21 11:19:53,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513877035] [2020-09-21 11:19:53,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-21 11:19:53,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:53,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-21 11:19:53,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:19:53,596 INFO L87 Difference]: Start difference. First operand 51 states and 64 transitions. Second operand 17 states. [2020-09-21 11:19:54,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:54,248 INFO L93 Difference]: Finished difference Result 80 states and 102 transitions. [2020-09-21 11:19:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-21 11:19:54,249 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 102 [2020-09-21 11:19:54,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:54,252 INFO L225 Difference]: With dead ends: 80 [2020-09-21 11:19:54,252 INFO L226 Difference]: Without dead ends: 76 [2020-09-21 11:19:54,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 53 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=819, Unknown=0, NotChecked=0, Total=930 [2020-09-21 11:19:54,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-09-21 11:19:54,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 69. [2020-09-21 11:19:54,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-09-21 11:19:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 91 transitions. [2020-09-21 11:19:54,269 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 91 transitions. Word has length 102 [2020-09-21 11:19:54,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:54,270 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 91 transitions. [2020-09-21 11:19:54,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-21 11:19:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-09-21 11:19:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-21 11:19:54,273 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:54,273 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 12, 11, 11, 11, 11, 11, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:54,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-21 11:19:54,274 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:54,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:54,274 INFO L82 PathProgramCache]: Analyzing trace with hash 589762519, now seen corresponding path program 9 times [2020-09-21 11:19:54,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:54,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [495280858] [2020-09-21 11:19:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,403 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,404 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,404 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-09-21 11:19:54,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-09-21 11:19:54,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:19:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:19:54,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:19:54,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,482 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,483 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:54,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:54,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:54,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:54,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,579 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,579 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,580 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-09-21 11:19:54,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-09-21 11:19:54,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:19:54,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:54,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:19:54,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,639 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,639 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,681 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,681 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,681 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,682 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:54,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:54,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:54,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:54,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,702 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,702 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,702 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,703 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:54,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,726 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,726 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,726 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:54,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:54,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,737 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:54,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:54,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:54,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:54,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,745 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,745 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,745 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,746 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:54,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:54,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,751 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,752 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,752 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,752 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:54,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:54,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:54,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,808 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,809 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:54,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:19:54,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,890 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,891 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,891 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,891 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:54,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 11:19:54,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:54,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:54,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:54,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,939 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,940 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,940 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,940 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:54,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:54,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:54,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:54,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,972 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,972 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,973 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:54,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:54,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:54,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:54,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:54,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:54,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:54,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:54,997 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:54,998 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:54,998 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:54,998 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:54,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:54,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:55,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:55,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,011 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:55,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:55,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:55,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,020 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,020 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,020 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,021 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,029 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,030 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,049 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,049 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:55,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:55,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,064 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:55,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,074 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,075 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,075 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,075 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,082 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,082 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,082 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,083 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,090 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:55,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,099 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,099 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,099 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,099 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,107 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:55,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-21 11:19:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,133 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,134 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,134 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:55,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-21 11:19:55,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,140 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:55,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,146 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,146 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:55,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:55,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 183 proven. 324 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2020-09-21 11:19:55,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [495280858] [2020-09-21 11:19:55,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:55,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-21 11:19:55,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542316558] [2020-09-21 11:19:55,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-21 11:19:55,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:55,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-21 11:19:55,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:19:55,175 INFO L87 Difference]: Start difference. First operand 69 states and 91 transitions. Second operand 14 states. [2020-09-21 11:19:55,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:55,694 INFO L93 Difference]: Finished difference Result 127 states and 191 transitions. [2020-09-21 11:19:55,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-21 11:19:55,695 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 142 [2020-09-21 11:19:55,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:55,696 INFO L225 Difference]: With dead ends: 127 [2020-09-21 11:19:55,696 INFO L226 Difference]: Without dead ends: 84 [2020-09-21 11:19:55,697 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=246, Invalid=810, Unknown=0, NotChecked=0, Total=1056 [2020-09-21 11:19:55,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-09-21 11:19:55,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 72. [2020-09-21 11:19:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-09-21 11:19:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 93 transitions. [2020-09-21 11:19:55,706 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 93 transitions. Word has length 142 [2020-09-21 11:19:55,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:55,707 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 93 transitions. [2020-09-21 11:19:55,707 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-21 11:19:55,707 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2020-09-21 11:19:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-09-21 11:19:55,708 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:55,708 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:55,709 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-21 11:19:55,709 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:55,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:55,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1145252683, now seen corresponding path program 10 times [2020-09-21 11:19:55,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:55,710 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [250481717] [2020-09-21 11:19:55,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,825 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,826 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,826 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,826 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-09-21 11:19:55,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-09-21 11:19:55,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-09-21 11:19:55,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:55,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-09-21 11:19:55,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,873 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,873 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,873 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:55,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:55,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,921 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,922 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,922 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,922 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:55,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:19:55,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:55,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:55,988 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:55,989 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:55,989 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:55,989 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:55,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:55,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:55,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:56,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:56,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:56,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:56,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,060 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:56,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:56,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,087 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,087 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,088 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,088 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:56,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,098 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,098 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,098 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,099 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:56,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:56,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:56,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,106 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,106 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:56,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,113 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,113 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,114 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,114 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:56,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,130 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,130 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,131 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,131 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:56,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:56,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:56,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,143 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,143 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,144 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,144 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:56,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,151 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,152 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,152 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,157 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,158 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,158 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,158 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,164 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,164 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,165 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,165 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:56,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,176 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,177 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,177 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,177 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,183 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,184 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:56,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:56,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:56,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-09-21 11:19:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,211 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,212 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:19:56,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:19:56,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:56,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-21 11:19:56,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,253 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,253 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,254 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,254 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:56,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:56,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:56,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:19:56,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,293 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,293 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,294 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,294 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:56,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:56,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:19:56,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:56,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:56,317 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:56,318 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:56,318 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:56,318 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:56,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:56,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:56,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:56,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:56,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:56,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:56,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 49 proven. 147 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2020-09-21 11:19:56,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [250481717] [2020-09-21 11:19:56,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:56,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-21 11:19:56,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303334798] [2020-09-21 11:19:56,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-21 11:19:56,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:56,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-21 11:19:56,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-09-21 11:19:56,352 INFO L87 Difference]: Start difference. First operand 72 states and 93 transitions. Second operand 16 states. [2020-09-21 11:19:56,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:56,782 INFO L93 Difference]: Finished difference Result 86 states and 112 transitions. [2020-09-21 11:19:56,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-21 11:19:56,783 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 108 [2020-09-21 11:19:56,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:56,785 INFO L225 Difference]: With dead ends: 86 [2020-09-21 11:19:56,786 INFO L226 Difference]: Without dead ends: 67 [2020-09-21 11:19:56,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2020-09-21 11:19:56,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-09-21 11:19:56,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2020-09-21 11:19:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-09-21 11:19:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2020-09-21 11:19:56,846 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 108 [2020-09-21 11:19:56,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:56,846 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2020-09-21 11:19:56,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-21 11:19:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2020-09-21 11:19:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-21 11:19:56,848 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:56,848 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 12, 11, 11, 11, 11, 11, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:56,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-21 11:19:56,849 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:56,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:56,849 INFO L82 PathProgramCache]: Analyzing trace with hash -370212393, now seen corresponding path program 11 times [2020-09-21 11:19:56,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:56,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1135068754] [2020-09-21 11:19:56,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,012 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-09-21 11:19:57,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-09-21 11:19:57,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:19:57,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:19:57,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-09-21 11:19:57,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:57,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:57,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,163 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,164 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,164 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,164 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-09-21 11:19:57,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-09-21 11:19:57,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:19:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:19:57,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-09-21 11:19:57,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,250 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,251 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,251 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,251 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:57,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-21 11:19:57,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:19:57,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:19:57,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:57,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 11:19:57,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:57,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,357 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:57,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:57,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:57,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,380 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,381 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,381 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,381 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:57,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:57,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,398 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,398 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,398 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,398 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:57,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,408 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,408 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,408 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:57,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:57,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,416 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,416 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:19:57,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,421 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,421 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,422 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,422 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:57,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:57,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:57,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,448 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,449 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,449 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,449 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,455 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,456 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,456 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,456 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,462 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,462 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,462 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,468 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,468 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,469 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,476 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,476 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,476 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,476 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,482 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,483 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:19:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,517 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,517 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:57,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:19:57,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:57,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:57,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:57,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,565 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,566 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,566 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:57,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:57,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:57,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,592 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,592 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,592 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,592 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:57,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:57,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:57,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,613 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,614 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,614 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,614 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:57,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:57,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,625 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,625 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:57,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:57,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:57,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,633 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,633 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,633 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,633 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,639 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,639 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-21 11:19:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,657 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,657 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,658 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,658 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:57,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-21 11:19:57,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,663 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,663 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,664 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,664 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:57,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:19:57,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:57,669 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:57,669 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:57,669 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:57,669 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:57,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:57,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:57,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:57,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:57,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:57,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:57,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:57,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 233 proven. 268 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2020-09-21 11:19:57,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1135068754] [2020-09-21 11:19:57,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:57,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-21 11:19:57,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247834073] [2020-09-21 11:19:57,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-21 11:19:57,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:57,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-21 11:19:57,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-09-21 11:19:57,690 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand 13 states. [2020-09-21 11:19:58,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:19:58,281 INFO L93 Difference]: Finished difference Result 125 states and 188 transitions. [2020-09-21 11:19:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-21 11:19:58,282 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-09-21 11:19:58,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:19:58,284 INFO L225 Difference]: With dead ends: 125 [2020-09-21 11:19:58,284 INFO L226 Difference]: Without dead ends: 73 [2020-09-21 11:19:58,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=816, Unknown=0, NotChecked=0, Total=1056 [2020-09-21 11:19:58,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-09-21 11:19:58,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 60. [2020-09-21 11:19:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-09-21 11:19:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 79 transitions. [2020-09-21 11:19:58,295 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 79 transitions. Word has length 142 [2020-09-21 11:19:58,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:19:58,296 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 79 transitions. [2020-09-21 11:19:58,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-21 11:19:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2020-09-21 11:19:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-09-21 11:19:58,299 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:19:58,299 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:19:58,299 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-21 11:19:58,300 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:19:58,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:19:58,300 INFO L82 PathProgramCache]: Analyzing trace with hash -2107974185, now seen corresponding path program 12 times [2020-09-21 11:19:58,300 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:19:58,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1524463215] [2020-09-21 11:19:58,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:19:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,521 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,521 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,521 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-09-21 11:19:58,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-21 11:19:58,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-09-21 11:19:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:19:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-09-21 11:19:58,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:19:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,584 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,584 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,584 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,584 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,670 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,670 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-21 11:19:58,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:19:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-09-21 11:19:58,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,778 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,779 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,779 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,779 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:58,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:19:58,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:19:58,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:19:58,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,844 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,844 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,845 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:58,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:19:58,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:19:58,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:19:58,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,882 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,882 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,882 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,882 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:58,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:19:58,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:58,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:19:58,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,907 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,907 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:58,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:19:58,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:58,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:58,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,927 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,928 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,928 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,928 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:58,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:58,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:58,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:19:58,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:58,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,940 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:58,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:58,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:19:58,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:58,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,950 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,951 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:58,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:58,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:58,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:58,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:58,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,959 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,959 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,960 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,960 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:58,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:58,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:58,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:58,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,976 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,977 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,977 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,977 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:58,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:58,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:19:58,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:58,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:58,992 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:58,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:58,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:58,993 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:58,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:58,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:58,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:58,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,003 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,012 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,012 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,013 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,013 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:19:59,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,019 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,020 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:59,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,029 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,037 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,038 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:19:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,074 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,074 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,074 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,074 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:19:59,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:19:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:19:59,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,100 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,100 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,101 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,101 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:59,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,114 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,115 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,115 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,115 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:59,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,132 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,132 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,141 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,150 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,151 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,151 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:59,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,161 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,162 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,162 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,169 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,169 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,170 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,170 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:19:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,179 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,180 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,180 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,180 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:19:59,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,194 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,196 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:59,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,205 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,205 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,206 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,206 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,214 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,214 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,214 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,214 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:19:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,221 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,221 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,222 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,222 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:19:59,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,231 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,232 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,232 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:19:59,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:19:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,242 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,243 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,243 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,243 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:19:59,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:19:59,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:19:59,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:19:59,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-09-21 11:19:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,298 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:19:59,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:19:59,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:19:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:19:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 11:19:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,334 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,334 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:19:59,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:19:59,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:19:59,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:19:59,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:19:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:19:59,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:19:59,373 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:19:59,373 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:19:59,373 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:19:59,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:19:59,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:19:59,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:19:59,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:19:59,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:19:59,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:19:59,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:19:59,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:19:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2084 backedges. 121 proven. 403 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2020-09-21 11:19:59,419 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1524463215] [2020-09-21 11:19:59,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:19:59,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-21 11:19:59,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080872685] [2020-09-21 11:19:59,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-21 11:19:59,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:19:59,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-21 11:19:59,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-09-21 11:19:59,423 INFO L87 Difference]: Start difference. First operand 60 states and 79 transitions. Second operand 16 states. [2020-09-21 11:20:00,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:20:00,038 INFO L93 Difference]: Finished difference Result 72 states and 97 transitions. [2020-09-21 11:20:00,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-21 11:20:00,039 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 182 [2020-09-21 11:20:00,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:20:00,040 INFO L225 Difference]: With dead ends: 72 [2020-09-21 11:20:00,040 INFO L226 Difference]: Without dead ends: 68 [2020-09-21 11:20:00,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2020-09-21 11:20:00,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-09-21 11:20:00,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 63. [2020-09-21 11:20:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-09-21 11:20:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 82 transitions. [2020-09-21 11:20:00,050 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 82 transitions. Word has length 182 [2020-09-21 11:20:00,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:20:00,050 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 82 transitions. [2020-09-21 11:20:00,050 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-21 11:20:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2020-09-21 11:20:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-09-21 11:20:00,053 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:20:00,053 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:20:00,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-21 11:20:00,053 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:20:00,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:20:00,054 INFO L82 PathProgramCache]: Analyzing trace with hash 836851019, now seen corresponding path program 13 times [2020-09-21 11:20:00,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:20:00,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1512888317] [2020-09-21 11:20:00,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:20:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:01,082 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:01,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 929 [2020-09-21 11:20:01,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:01,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 88 [2020-09-21 11:20:01,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:20:01,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 251 [2020-09-21 11:20:01,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:20:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:01,187 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:01,188 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:01,188 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:01,188 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:20:01,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:01,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:01,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:01,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,011 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:02,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 771 [2020-09-21 11:20:02,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 79 [2020-09-21 11:20:02,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-09-21 11:20:02,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,382 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:02,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-09-21 11:20:02,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:02,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,545 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,545 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,546 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,546 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:02,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-21 11:20:02,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:02,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:02,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-09-21 11:20:02,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,665 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,665 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:02,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:20:02,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:02,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:02,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,692 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,693 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,693 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,694 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,706 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,707 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,707 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,708 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,732 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,733 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:02,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:20:02,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:02,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,769 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,770 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,770 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,771 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:20:02,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,850 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,851 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:02,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:20:02,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:02,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,895 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,896 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,896 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,897 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:02,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:20:02,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:02,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,919 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,920 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,920 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,935 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,936 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,936 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,936 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,973 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,974 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,974 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:02,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:20:02,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:02,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:02,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:02,994 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:02,995 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:02,995 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:02,996 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:02,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:02,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:02,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:02,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:02,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,010 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,011 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,011 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,011 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,257 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,258 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,258 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,258 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:03,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-09-21 11:20:03,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:03,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:03,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,375 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,375 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,376 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:03,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:20:03,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:03,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:03,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,427 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,428 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,428 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,429 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:03,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:20:03,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:03,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,451 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,451 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,452 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,477 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,478 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,478 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,479 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,515 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,515 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,516 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:03,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:20:03,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:03,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,537 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,538 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,538 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,539 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,637 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,637 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,638 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,638 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:03,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-21 11:20:03,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:03,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:03,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,712 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,713 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,713 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,713 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:03,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:20:03,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:03,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,740 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,741 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,741 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,741 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,757 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,757 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,758 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,758 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,784 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,785 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,785 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:03,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:20:03,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:03,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,871 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,873 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:03,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:03,891 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:03,891 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:03,892 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:03,892 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:03,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:03,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:03,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:20:03,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:03,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:03,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-09-21 11:20:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:04,025 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:04,025 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:04,025 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:04,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:04,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:20:04,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:04,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 11:20:04,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:04,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:20:04,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:04,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-21 11:20:04,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:04,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:04,142 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:04,143 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:04,143 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:04,143 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:04,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:20:04,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:04,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:20:04,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:04,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:04,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:04,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:04,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:04,237 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:04,237 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:04,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:04,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:04,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:20:04,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:04,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:20:04,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:04,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:20:04,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:04,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:04,329 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:04,329 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:04,330 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:04,330 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:04,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:04,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:04,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:04,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:20:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:20:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 44 proven. 727 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2020-09-21 11:20:04,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1512888317] [2020-09-21 11:20:04,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:20:04,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-09-21 11:20:04,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564678444] [2020-09-21 11:20:04,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-09-21 11:20:04,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:20:04,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-09-21 11:20:04,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=591, Unknown=0, NotChecked=0, Total=650 [2020-09-21 11:20:04,595 INFO L87 Difference]: Start difference. First operand 63 states and 82 transitions. Second operand 26 states. [2020-09-21 11:20:06,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:20:06,084 INFO L93 Difference]: Finished difference Result 97 states and 132 transitions. [2020-09-21 11:20:06,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-09-21 11:20:06,085 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 188 [2020-09-21 11:20:06,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:20:06,087 INFO L225 Difference]: With dead ends: 97 [2020-09-21 11:20:06,087 INFO L226 Difference]: Without dead ends: 93 [2020-09-21 11:20:06,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 100 SyntacticMatches, 8 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=264, Invalid=1898, Unknown=0, NotChecked=0, Total=2162 [2020-09-21 11:20:06,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-09-21 11:20:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 84. [2020-09-21 11:20:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-09-21 11:20:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2020-09-21 11:20:06,099 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 188 [2020-09-21 11:20:06,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:20:06,099 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2020-09-21 11:20:06,100 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-09-21 11:20:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2020-09-21 11:20:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-09-21 11:20:06,104 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:20:06,104 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 24, 23, 23, 23, 23, 23, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:20:06,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-21 11:20:06,105 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:20:06,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:20:06,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1987597643, now seen corresponding path program 14 times [2020-09-21 11:20:06,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:20:06,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [697034194] [2020-09-21 11:20:06,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:20:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 377 [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-09-21 11:20:06,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-21 11:20:06,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 11:20:06,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-09-21 11:20:06,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:20:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,383 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:20:06,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:06,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,571 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,572 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,572 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 332 [2020-09-21 11:20:06,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-09-21 11:20:06,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-21 11:20:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:20:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-09-21 11:20:06,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,706 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,706 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,707 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,707 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:06,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-21 11:20:06,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:20:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:20:06,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:06,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,774 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,775 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,775 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,775 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:06,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:20:06,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:06,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:20:06,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,817 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,818 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:06,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:06,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:06,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,841 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,841 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,842 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,842 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:20:06,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:06,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,859 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,859 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,860 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:06,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:20:06,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,870 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,871 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:06,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:06,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:06,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:20:06,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,877 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,878 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,878 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,883 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,883 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,883 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,899 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,899 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:06,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:06,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:06,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:20:06,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,910 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,910 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:06,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,926 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,927 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:06,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:06,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,932 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,932 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,933 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,933 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,938 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,938 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,938 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,938 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:06,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,945 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,945 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,945 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:06,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:06,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:06,951 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:06,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:06,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:06,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:06,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:06,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:06,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:06,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:06,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:06,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:06,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,050 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,050 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,051 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:07,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-21 11:20:07,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:20:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:20:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 216 [2020-09-21 11:20:07,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,224 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,224 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,224 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,225 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:07,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-21 11:20:07,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:20:07,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:20:07,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:07,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 11:20:07,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:07,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:20:07,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:20:07,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:07,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,405 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,406 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,406 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,406 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:07,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,447 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,447 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,448 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,448 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:20:07,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,460 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,461 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,461 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,461 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:07,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:20:07,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,470 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,471 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,471 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,472 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,478 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,479 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,479 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,479 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,502 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,503 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,503 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,504 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:07,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:20:07,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:07,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:20:07,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,527 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,535 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,535 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,536 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,536 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,542 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,551 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,551 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,568 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,568 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,568 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,569 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,603 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,604 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:07,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:20:07,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,628 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,629 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:07,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,640 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,640 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,646 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,647 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,647 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,647 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,652 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,653 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,653 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,653 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,659 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,659 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,659 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,659 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,666 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,672 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,672 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,672 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,672 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,681 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,681 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,681 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,681 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:07,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,691 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,691 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,691 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,692 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,699 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,699 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,699 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,699 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:07,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,705 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,705 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,705 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,705 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,711 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,711 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,712 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,712 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:07,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,719 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,719 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,719 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,729 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,729 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,729 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,729 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:07,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-09-21 11:20:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,808 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,809 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:20:07,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-09-21 11:20:07,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,815 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,815 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,815 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,815 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:20:07,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,821 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,821 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,821 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,821 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:20:07,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:07,825 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:07,826 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:07,826 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:07,826 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:07,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:07,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:07,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:07,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:07,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:07,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:07,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:07,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 474 proven. 1002 refuted. 0 times theorem prover too weak. 3384 trivial. 0 not checked. [2020-09-21 11:20:07,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [697034194] [2020-09-21 11:20:07,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:20:07,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-21 11:20:07,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428011077] [2020-09-21 11:20:07,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-21 11:20:07,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:20:07,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-21 11:20:07,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:20:07,878 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 17 states. [2020-09-21 11:20:08,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:20:08,642 INFO L93 Difference]: Finished difference Result 155 states and 241 transitions. [2020-09-21 11:20:08,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-21 11:20:08,645 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 268 [2020-09-21 11:20:08,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:20:08,647 INFO L225 Difference]: With dead ends: 155 [2020-09-21 11:20:08,647 INFO L226 Difference]: Without dead ends: 100 [2020-09-21 11:20:08,648 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 101 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=1232, Unknown=0, NotChecked=0, Total=1560 [2020-09-21 11:20:08,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-09-21 11:20:08,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 87. [2020-09-21 11:20:08,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-09-21 11:20:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 115 transitions. [2020-09-21 11:20:08,658 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 115 transitions. Word has length 268 [2020-09-21 11:20:08,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:20:08,659 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 115 transitions. [2020-09-21 11:20:08,659 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-21 11:20:08,659 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2020-09-21 11:20:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-09-21 11:20:08,661 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:20:08,662 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:20:08,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-21 11:20:08,662 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:20:08,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:20:08,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1322769943, now seen corresponding path program 15 times [2020-09-21 11:20:08,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:20:08,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055087476] [2020-09-21 11:20:08,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:20:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:08,825 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:08,826 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:08,826 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:08,826 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:08,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 273 [2020-09-21 11:20:08,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 236 [2020-09-21 11:20:08,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:08,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:20:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:08,918 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:08,918 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:08,918 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:08,919 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:08,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:20:08,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:08,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:08,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:08,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:08,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:08,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:08,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:08,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,005 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,005 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,005 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,005 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:09,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-21 11:20:09,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:20:09,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-09-21 11:20:09,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,117 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,117 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,117 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,118 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:09,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:20:09,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:20:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:20:09,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,183 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,184 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:09,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:20:09,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:20:09,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,222 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,222 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,223 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,223 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:20:09,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:09,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:09,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,254 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,255 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,255 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,255 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:20:09,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:09,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:09,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,277 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,277 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,277 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:09,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:20:09,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,288 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,288 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,289 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,289 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:09,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:20:09,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,296 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,296 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,297 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,302 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,303 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,303 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,303 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,320 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,320 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:09,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:09,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:20:09,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,333 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,334 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,342 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,342 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,342 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,342 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,348 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,349 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,358 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:09,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:09,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,364 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,365 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,365 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,365 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,370 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,370 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,370 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,399 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,399 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,399 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,400 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:09,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:20:09,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,421 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,422 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,422 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,422 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,439 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,439 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,439 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,439 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,446 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,446 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,447 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,447 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,452 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,452 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,452 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,458 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,458 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,459 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,459 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,465 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,466 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,466 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,466 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,471 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,472 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,472 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,472 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,480 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,480 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,480 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,481 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:09,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,490 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,491 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,491 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,491 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,498 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,504 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,504 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,504 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,511 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:09,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:09,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,519 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,519 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,519 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,520 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,525 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,525 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,526 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:09,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-09-21 11:20:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,573 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,574 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,574 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,574 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-09-21 11:20:09,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:20:09,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:20:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:20:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-21 11:20:09,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,646 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-21 11:20:09,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:20:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-21 11:20:09,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,700 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,701 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,701 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,701 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:20:09,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:09,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:09,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,733 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,733 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,733 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:20:09,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:20:09,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:20:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:09,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:09,760 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:09,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:09,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:09,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:09,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:09,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:09,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:09,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:09,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:09,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:09,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:09,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 121 proven. 418 refuted. 0 times theorem prover too weak. 1583 trivial. 0 not checked. [2020-09-21 11:20:09,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055087476] [2020-09-21 11:20:09,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:20:09,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-21 11:20:09,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905692266] [2020-09-21 11:20:09,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-21 11:20:09,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:20:09,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-21 11:20:09,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:20:09,811 INFO L87 Difference]: Start difference. First operand 87 states and 115 transitions. Second operand 17 states. [2020-09-21 11:20:10,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:20:10,875 INFO L93 Difference]: Finished difference Result 136 states and 196 transitions. [2020-09-21 11:20:10,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-21 11:20:10,875 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 194 [2020-09-21 11:20:10,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:20:10,878 INFO L225 Difference]: With dead ends: 136 [2020-09-21 11:20:10,878 INFO L226 Difference]: Without dead ends: 90 [2020-09-21 11:20:10,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=211, Invalid=1349, Unknown=0, NotChecked=0, Total=1560 [2020-09-21 11:20:10,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-09-21 11:20:10,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 86. [2020-09-21 11:20:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-09-21 11:20:10,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 121 transitions. [2020-09-21 11:20:10,891 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 121 transitions. Word has length 194 [2020-09-21 11:20:10,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:20:10,892 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 121 transitions. [2020-09-21 11:20:10,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-21 11:20:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2020-09-21 11:20:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-09-21 11:20:10,899 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:20:10,899 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:20:10,900 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-21 11:20:10,900 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:20:10,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:20:10,900 INFO L82 PathProgramCache]: Analyzing trace with hash -547968693, now seen corresponding path program 16 times [2020-09-21 11:20:10,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:20:10,901 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842522468] [2020-09-21 11:20:10,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:20:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:11,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:11,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:11,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:11,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:11,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 489 [2020-09-21 11:20:11,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:11,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-09-21 11:20:11,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-09-21 11:20:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 11:20:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 460 [2020-09-21 11:20:11,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:11,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:20:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:11,469 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:11,469 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:11,470 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:11,470 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:11,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:20:11,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:11,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:11,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:11,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:11,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:11,640 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:11,640 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:11,641 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:11,641 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:11,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 444 [2020-09-21 11:20:11,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:11,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-21 11:20:11,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:11,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-21 11:20:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:11,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 441 [2020-09-21 11:20:11,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:11,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:11,875 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:11,875 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:11,875 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:11,876 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:11,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:11,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-21 11:20:11,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-21 11:20:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-09-21 11:20:11,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:20:11,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:11,992 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:11,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:11,993 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:11,993 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:11,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:11,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:11,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:20:11,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:20:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-09-21 11:20:11,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,059 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 11:20:12,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:20:12,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,099 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,100 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,100 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,100 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:20:12,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:12,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:20:12,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:12,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,174 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,174 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,174 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,175 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:20:12,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-21 11:20:12,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,193 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,193 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,198 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,199 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,199 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,199 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,214 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,215 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,215 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,215 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-09-21 11:20:12,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,232 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,232 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,233 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,238 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,238 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,243 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,243 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,244 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,244 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,250 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,250 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,250 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,251 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,255 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,256 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,256 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,287 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,287 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,287 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,288 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:12,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-09-21 11:20:12,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,309 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,309 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,310 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,310 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,322 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,330 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,331 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,331 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,331 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,338 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,338 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,354 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,360 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,360 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,360 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,360 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,381 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,381 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,381 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,382 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,390 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,390 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,390 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,391 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,396 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,396 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,397 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,397 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,405 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,405 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,405 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,423 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,423 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,423 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,423 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-21 11:20:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:12,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:20:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 216 [2020-09-21 11:20:12,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,566 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,566 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:12,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,586 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,587 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 11:20:12,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,681 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,682 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,682 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,682 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,688 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,688 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,688 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,689 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,693 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,694 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,694 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,694 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,701 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,701 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,701 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,701 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,709 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,709 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,709 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,709 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,715 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,715 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,716 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,716 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,724 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,724 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,724 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,725 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,735 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,735 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,735 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,735 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:12,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,743 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,743 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,743 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,743 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,748 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,749 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,749 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,749 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,755 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,755 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,755 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,756 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,762 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,762 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,762 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,763 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,768 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,768 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,768 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,768 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,780 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,781 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:12,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,798 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,799 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,799 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,799 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,810 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,810 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,810 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,810 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,817 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,823 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,823 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,824 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,830 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,830 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,830 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,830 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,838 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,838 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,844 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,844 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,845 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,852 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,852 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,852 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,853 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:12,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,871 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,878 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,878 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,884 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,885 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,885 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,885 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:12,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,892 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:12,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,898 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,899 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,899 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:12,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:12,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:12,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:12,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:12,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-09-21 11:20:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:12,995 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:12,996 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:12,996 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:12,996 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:12,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:20:12,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:12,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:20:12,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:12,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:20:12,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-21 11:20:12,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-21 11:20:12,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:13,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:13,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:13,041 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:13,041 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:13,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:13,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:13,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:13,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:13,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:13,081 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:13,082 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:13,082 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:13,082 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:13,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:20:13,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:13,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:20:13,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:20:13,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:13,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:13,109 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:13,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:13,109 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:13,110 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:13,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:13,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:13,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:13,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:13,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:20:13,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8772 backedges. 248 proven. 1116 refuted. 0 times theorem prover too weak. 7408 trivial. 0 not checked. [2020-09-21 11:20:13,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842522468] [2020-09-21 11:20:13,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:20:13,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-21 11:20:13,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956706011] [2020-09-21 11:20:13,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-21 11:20:13,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:20:13,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-21 11:20:13,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:20:13,220 INFO L87 Difference]: Start difference. First operand 86 states and 121 transitions. Second operand 19 states. [2020-09-21 11:20:14,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:20:14,063 INFO L93 Difference]: Finished difference Result 153 states and 237 transitions. [2020-09-21 11:20:14,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-21 11:20:14,067 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 348 [2020-09-21 11:20:14,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:20:14,070 INFO L225 Difference]: With dead ends: 153 [2020-09-21 11:20:14,070 INFO L226 Difference]: Without dead ends: 78 [2020-09-21 11:20:14,072 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 131 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=265, Invalid=1217, Unknown=0, NotChecked=0, Total=1482 [2020-09-21 11:20:14,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-09-21 11:20:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 75. [2020-09-21 11:20:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-09-21 11:20:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 101 transitions. [2020-09-21 11:20:14,084 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 101 transitions. Word has length 348 [2020-09-21 11:20:14,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:20:14,084 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 101 transitions. [2020-09-21 11:20:14,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-21 11:20:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2020-09-21 11:20:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-09-21 11:20:14,091 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:20:14,091 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:20:14,092 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-09-21 11:20:14,092 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:20:14,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:20:14,092 INFO L82 PathProgramCache]: Analyzing trace with hash -604098025, now seen corresponding path program 17 times [2020-09-21 11:20:14,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:20:14,093 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [504205633] [2020-09-21 11:20:14,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:20:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:18,144 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:18,144 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:18,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:18,145 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:18,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 497 [2020-09-21 11:20:18,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3780 [2020-09-21 11:20:18,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 170 [2020-09-21 11:20:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:20:18,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 483 [2020-09-21 11:20:18,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:18,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:20:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:18,312 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:18,313 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:18,313 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:18,313 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:20:18,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:18,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:20:18,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:20:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:20:18,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:18,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:21,795 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:21,795 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:21,795 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 444 [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3356 [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 159 [2020-09-21 11:20:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 443 [2020-09-21 11:20:21,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:21,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,511 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,511 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:22,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 508 [2020-09-21 11:20:22,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 79 [2020-09-21 11:20:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-09-21 11:20:22,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:22,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,738 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,739 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:22,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:22,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,859 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-21 11:20:22,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:22,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:22,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,942 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,942 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,942 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,943 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:22,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:22,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:22,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:22,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:22,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,964 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:22,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:22,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:22,982 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:22,982 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:22,982 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:22,982 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:22,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:22,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:22,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:22,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:22,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:22,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,002 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:23,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,027 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,027 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,039 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,091 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,091 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,091 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,092 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:23,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-21 11:20:23,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:23,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:23,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,139 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,140 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:20:23,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,160 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,160 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,161 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,161 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,174 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,174 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,174 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,175 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,203 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,203 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,204 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,204 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:20:23,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,224 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,224 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,225 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,225 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,248 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,248 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,249 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:20:23,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,454 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:23,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-09-21 11:20:23,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:23,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,547 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,548 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,548 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,548 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:23,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-21 11:20:23,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:23,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:23,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,593 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,593 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,593 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,593 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:23,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,611 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,612 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,612 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,624 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,625 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,625 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,647 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,647 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,648 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,648 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:23,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,665 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,676 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,676 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,677 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,677 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:20:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,735 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,736 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,736 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,736 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:23,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-21 11:20:23,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:23,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,767 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,768 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,768 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,768 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:23,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,794 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,795 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,795 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,795 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,807 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,807 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,807 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:23,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,850 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:23,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:23,861 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:23,861 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:23,861 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:23,861 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:23,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:23,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:23,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:23,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:23,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:23,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:23,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:23,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-21 11:20:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 501 [2020-09-21 11:20:24,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 79 [2020-09-21 11:20:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-09-21 11:20:24,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,720 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:24,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,779 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,779 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,779 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,779 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:24,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,811 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,811 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:24,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:24,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,833 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,833 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,833 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,859 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:20:24,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:24,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:24,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,871 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,880 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,880 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,880 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,924 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,924 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:24,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:20:24,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:24,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,969 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,969 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:24,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:24,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:24,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:24,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:24,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:24,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:24,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:24,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:24,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:20:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,181 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-09-21 11:20:25,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-09-21 11:20:25,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-09-21 11:20:25,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,256 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,256 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:25,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:25,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,281 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,281 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,281 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,281 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:25,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,302 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,320 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,339 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,340 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:25,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:25,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,354 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,354 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:20:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,426 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:20:25,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:20:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:20:25,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:25,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,476 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,476 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,476 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,476 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:25,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,488 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,488 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,488 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,488 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:20:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 11:20:25,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-21 11:20:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,519 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,519 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:20:25,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:20:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,539 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:20:25,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:20:25,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:20:25,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 11:20:25,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-09-21 11:20:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,710 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,710 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,711 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-09-21 11:20:25,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 11:20:25,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-21 11:20:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-21 11:20:25,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:20:25,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 11:20:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-21 11:20:25,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,864 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,865 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,865 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-21 11:20:25,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:20:25,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:20:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:25,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:20:25,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:25,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:25,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:25,949 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:25,949 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:25,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:25,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:20:25,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:25,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:20:25,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:25,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:20:25,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:25,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:20:25,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:26,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:20:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:20:26,034 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:20:26,034 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:20:26,034 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:20:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:20:26,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:20:26,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:20:26,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8794 backedges. 0 proven. 2942 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2020-09-21 11:20:26,268 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [504205633] [2020-09-21 11:20:26,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:20:26,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-09-21 11:20:26,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161726356] [2020-09-21 11:20:26,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-09-21 11:20:26,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:20:26,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-09-21 11:20:26,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=598, Unknown=0, NotChecked=0, Total=650 [2020-09-21 11:20:26,270 INFO L87 Difference]: Start difference. First operand 75 states and 101 transitions. Second operand 26 states.