/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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-simple/fibo_2calls_5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:58:21,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:58:21,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:58:21,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:58:21,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:58:21,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:58:21,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:58:21,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:58:21,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:58:21,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:58:21,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:58:21,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:58:21,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:58:21,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:58:21,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:58:21,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:58:21,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:58:21,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:58:21,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:58:21,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:58:21,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:58:21,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:58:21,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:58:21,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:58:21,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:58:21,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:58:21,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:58:21,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:58:21,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:58:21,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:58:21,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:58:21,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:58:21,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:58:21,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:58:21,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:58:21,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:58:21,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:58:21,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:58:21,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:58:21,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:58:21,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:58:21,120 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 [2020-09-24 15:58:21,143 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:58:21,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:58:21,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:58:21,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:58:21,148 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:58:21,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:58:21,148 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:58:21,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:58:21,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:58:21,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:58:21,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:58:21,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:58:21,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:58:21,149 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:58:21,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:58:21,150 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:58:21,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:58:21,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:58:21,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:58:21,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:58:21,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:58:21,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:58:21,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:58:21,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:58:21,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:58:21,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:58:21,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:58:21,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:58:21,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:58:21,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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; [2020-09-24 15:58:21,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:58:21,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:58:21,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:58:21,638 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:58:21,639 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:58:21,640 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-09-24 15:58:21,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ea141b0f/814eaf0d3c6e4ce18ead2507d3ceaf90/FLAG6ac7da321 [2020-09-24 15:58:22,249 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:58:22,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-09-24 15:58:22,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ea141b0f/814eaf0d3c6e4ce18ead2507d3ceaf90/FLAG6ac7da321 [2020-09-24 15:58:22,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ea141b0f/814eaf0d3c6e4ce18ead2507d3ceaf90 [2020-09-24 15:58:22,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:58:22,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:58:22,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:58:22,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:58:22,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:58:22,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cc40f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22, skipping insertion in model container [2020-09-24 15:58:22,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:58:22,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:58:22,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:58:22,843 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:58:22,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:58:22,879 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:58:22,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22 WrapperNode [2020-09-24 15:58:22,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:58:22,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:58:22,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:58:22,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:58:22,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (1/1) ... [2020-09-24 15:58:22,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:58:22,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:58:22,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:58:22,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:58:22,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (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 [2020-09-24 15:58:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:58:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:58:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-09-24 15:58:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-09-24 15:58:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:58:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:58:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:58:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-09-24 15:58:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-09-24 15:58:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:58:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:58:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:58:23,361 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:58:23,361 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-24 15:58:23,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:58:23 BoogieIcfgContainer [2020-09-24 15:58:23,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:58:23,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:58:23,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:58:23,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:58:23,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:58:22" (1/3) ... [2020-09-24 15:58:23,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75437766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:58:23, skipping insertion in model container [2020-09-24 15:58:23,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:58:22" (2/3) ... [2020-09-24 15:58:23,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75437766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:58:23, skipping insertion in model container [2020-09-24 15:58:23,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:58:23" (3/3) ... [2020-09-24 15:58:23,398 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_5-1.c [2020-09-24 15:58:23,410 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:58:23,420 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:58:23,450 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:58:23,485 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:58:23,485 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:58:23,486 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:58:23,486 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:58:23,486 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:58:23,486 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:58:23,487 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:58:23,487 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:58:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2020-09-24 15:58:23,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-09-24 15:58:23,515 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:23,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:23,517 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:23,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:23,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1089710179, now seen corresponding path program 1 times [2020-09-24 15:58:23,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:23,533 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2145520547] [2020-09-24 15:58:23,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:23,677 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:23,677 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:23,678 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:23,678 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:23,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-24 15:58:23,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-24 15:58:23,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:23,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:58:23,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:23,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:23,761 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:23,761 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:23,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:23,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:23,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:23,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:23,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:23,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:23,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:23,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:23,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:23,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:23,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:23,784 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:23,784 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:23,784 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:23,785 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:23,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:23,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:23,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:23,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:23,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:58:23,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2145520547] [2020-09-24 15:58:23,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:58:23,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:58:23,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623698215] [2020-09-24 15:58:23,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:58:23,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:23,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:58:23,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:58:23,855 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 5 states. [2020-09-24 15:58:23,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:23,973 INFO L93 Difference]: Finished difference Result 58 states and 67 transitions. [2020-09-24 15:58:23,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:58:23,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-09-24 15:58:23,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:23,992 INFO L225 Difference]: With dead ends: 58 [2020-09-24 15:58:23,992 INFO L226 Difference]: Without dead ends: 42 [2020-09-24 15:58:23,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:58:24,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-09-24 15:58:24,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-09-24 15:58:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-09-24 15:58:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2020-09-24 15:58:24,057 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 16 [2020-09-24 15:58:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:24,058 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2020-09-24 15:58:24,058 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:58:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2020-09-24 15:58:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-09-24 15:58:24,060 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:24,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:24,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:58:24,062 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:24,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:24,062 INFO L82 PathProgramCache]: Analyzing trace with hash -653728005, now seen corresponding path program 1 times [2020-09-24 15:58:24,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:24,063 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956788865] [2020-09-24 15:58:24,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,082 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,083 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,083 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,083 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:58:24,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:24,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:24,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:24,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:24,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,117 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,118 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,118 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,119 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:24,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:24,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:24,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:24,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:24,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,158 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,161 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,161 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,162 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:24,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 15:58:24,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:58:24,223 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956788865] [2020-09-24 15:58:24,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:58:24,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:58:24,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606435090] [2020-09-24 15:58:24,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:58:24,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:24,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:58:24,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:58:24,230 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand 5 states. [2020-09-24 15:58:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:24,313 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2020-09-24 15:58:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:58:24,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-09-24 15:58:24,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:24,315 INFO L225 Difference]: With dead ends: 50 [2020-09-24 15:58:24,315 INFO L226 Difference]: Without dead ends: 44 [2020-09-24 15:58:24,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:58:24,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-09-24 15:58:24,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2020-09-24 15:58:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-09-24 15:58:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2020-09-24 15:58:24,330 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 17 [2020-09-24 15:58:24,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:24,331 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2020-09-24 15:58:24,331 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:58:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2020-09-24 15:58:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-09-24 15:58:24,333 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:24,333 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:24,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:58:24,334 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:24,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:24,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1617834856, now seen corresponding path program 1 times [2020-09-24 15:58:24,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:24,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060293462] [2020-09-24 15:58:24,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,369 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,369 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,370 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-09-24 15:58:24,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 15:58:24,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-24 15:58:24,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,402 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,402 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,402 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:24,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:24,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,430 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,430 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,431 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,431 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-09-24 15:58:24,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:24,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:58:24,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:24,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:24,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:24,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:24,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:24,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-24 15:58:24,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:58:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,556 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,557 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,559 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:24,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:24,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:58:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:24,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-24 15:58:24,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060293462] [2020-09-24 15:58:24,582 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:24,582 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-24 15:58:24,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499392928] [2020-09-24 15:58:24,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:58:24,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:24,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:58:24,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:58:24,584 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand 7 states. [2020-09-24 15:58:24,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:24,709 INFO L93 Difference]: Finished difference Result 82 states and 102 transitions. [2020-09-24 15:58:24,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:58:24,709 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-09-24 15:58:24,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:24,711 INFO L225 Difference]: With dead ends: 82 [2020-09-24 15:58:24,711 INFO L226 Difference]: Without dead ends: 46 [2020-09-24 15:58:24,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:58:24,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-09-24 15:58:24,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2020-09-24 15:58:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-09-24 15:58:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 51 transitions. [2020-09-24 15:58:24,723 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 51 transitions. Word has length 33 [2020-09-24 15:58:24,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:24,723 INFO L479 AbstractCegarLoop]: Abstraction has 44 states and 51 transitions. [2020-09-24 15:58:24,724 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:58:24,724 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2020-09-24 15:58:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-09-24 15:58:24,726 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:24,726 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:24,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:58:24,726 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:24,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:24,727 INFO L82 PathProgramCache]: Analyzing trace with hash 887160861, now seen corresponding path program 1 times [2020-09-24 15:58:24,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:24,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1627430314] [2020-09-24 15:58:24,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,751 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,752 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,752 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,752 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-09-24 15:58:24,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:24,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 15:58:24,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,776 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,777 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,777 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,777 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:24,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:24,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:24,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:24,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:24,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,805 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,805 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,805 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,805 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:24,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:58:24,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:24,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:24,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:24,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,866 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:24,866 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,866 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,866 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:24,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:24,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:24,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:24,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:24,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:24,908 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:24,908 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:24,908 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:24,908 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:24,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:24,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:24,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:24,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:24,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:24,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-24 15:58:24,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1627430314] [2020-09-24 15:58:24,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:24,919 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-24 15:58:24,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160079388] [2020-09-24 15:58:24,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:58:24,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:24,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:58:24,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:58:24,921 INFO L87 Difference]: Start difference. First operand 44 states and 51 transitions. Second operand 7 states. [2020-09-24 15:58:25,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:25,075 INFO L93 Difference]: Finished difference Result 60 states and 72 transitions. [2020-09-24 15:58:25,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:58:25,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-09-24 15:58:25,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:25,078 INFO L225 Difference]: With dead ends: 60 [2020-09-24 15:58:25,078 INFO L226 Difference]: Without dead ends: 54 [2020-09-24 15:58:25,079 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:58:25,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-09-24 15:58:25,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52. [2020-09-24 15:58:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-09-24 15:58:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 63 transitions. [2020-09-24 15:58:25,090 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 63 transitions. Word has length 34 [2020-09-24 15:58:25,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:25,091 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 63 transitions. [2020-09-24 15:58:25,091 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:58:25,091 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2020-09-24 15:58:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-09-24 15:58:25,093 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:25,094 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:25,094 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:58:25,094 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:25,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:25,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1875452576, now seen corresponding path program 1 times [2020-09-24 15:58:25,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:25,095 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474664190] [2020-09-24 15:58:25,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,114 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,114 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,114 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,114 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:25,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-09-24 15:58:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,130 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,131 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,131 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,131 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:25,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:25,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:25,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-09-24 15:58:25,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:25,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-09-24 15:58:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,223 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,224 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,224 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-09-24 15:58:25,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:25,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:58:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,270 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,271 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,271 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,271 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:25,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 15:58:25,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:58:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,301 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,301 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,301 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,302 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:25,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:25,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:58:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:58:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,310 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,310 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,311 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,311 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:25,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:25,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:25,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:58:25,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:25,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-24 15:58:25,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474664190] [2020-09-24 15:58:25,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:25,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-09-24 15:58:25,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584070288] [2020-09-24 15:58:25,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-24 15:58:25,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:25,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-24 15:58:25,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:58:25,327 INFO L87 Difference]: Start difference. First operand 52 states and 63 transitions. Second operand 6 states. [2020-09-24 15:58:25,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:25,411 INFO L93 Difference]: Finished difference Result 100 states and 130 transitions. [2020-09-24 15:58:25,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-24 15:58:25,412 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2020-09-24 15:58:25,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:25,414 INFO L225 Difference]: With dead ends: 100 [2020-09-24 15:58:25,414 INFO L226 Difference]: Without dead ends: 54 [2020-09-24 15:58:25,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:58:25,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-09-24 15:58:25,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-09-24 15:58:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-09-24 15:58:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 65 transitions. [2020-09-24 15:58:25,427 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 65 transitions. Word has length 50 [2020-09-24 15:58:25,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:25,428 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 65 transitions. [2020-09-24 15:58:25,428 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-24 15:58:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2020-09-24 15:58:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-24 15:58:25,430 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:25,431 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:25,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:58:25,431 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:25,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:25,432 INFO L82 PathProgramCache]: Analyzing trace with hash 104828256, now seen corresponding path program 1 times [2020-09-24 15:58:25,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:25,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510551511] [2020-09-24 15:58:25,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,456 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:25,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:25,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:25,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-24 15:58:25,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,481 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,482 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:25,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:25,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:25,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,510 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,511 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,511 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,511 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-09-24 15:58:25,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:25,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:25,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:25,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-24 15:58:25,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,561 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,562 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,562 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,562 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:25,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:25,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:25,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:25,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:25,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,618 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,618 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,619 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,619 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:25,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:25,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:25,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:25,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,629 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:25,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:25,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:25,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,642 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,643 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,643 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,643 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:25,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:25,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:25,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:25,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-09-24 15:58:25,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510551511] [2020-09-24 15:58:25,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:25,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-24 15:58:25,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795993454] [2020-09-24 15:58:25,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:58:25,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:25,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:58:25,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:58:25,693 INFO L87 Difference]: Start difference. First operand 54 states and 65 transitions. Second operand 9 states. [2020-09-24 15:58:25,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:25,831 INFO L93 Difference]: Finished difference Result 108 states and 138 transitions. [2020-09-24 15:58:25,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-24 15:58:25,832 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-09-24 15:58:25,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:25,833 INFO L225 Difference]: With dead ends: 108 [2020-09-24 15:58:25,833 INFO L226 Difference]: Without dead ends: 60 [2020-09-24 15:58:25,835 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:58:25,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-09-24 15:58:25,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 54. [2020-09-24 15:58:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-09-24 15:58:25,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2020-09-24 15:58:25,845 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 51 [2020-09-24 15:58:25,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:25,846 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2020-09-24 15:58:25,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:58:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2020-09-24 15:58:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-24 15:58:25,848 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:25,848 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:25,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:58:25,849 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:25,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:25,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1703786405, now seen corresponding path program 1 times [2020-09-24 15:58:25,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:25,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1245767859] [2020-09-24 15:58:25,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,885 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,886 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,886 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,886 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-24 15:58:25,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:25,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:25,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-24 15:58:25,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,917 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,918 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,918 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,918 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:25,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:25,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:25,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:25,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:25,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:25,974 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:25,974 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:25,974 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:25,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:25,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:25,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-24 15:58:25,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:25,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:25,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:25,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:26,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,030 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,030 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,030 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,031 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:26,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:26,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,077 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,077 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,077 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:26,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:26,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:26,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:26,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,098 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,098 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,100 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,101 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:26,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:26,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:26,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,112 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,112 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,113 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,113 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:26,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:26,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-24 15:58:26,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1245767859] [2020-09-24 15:58:26,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:26,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-24 15:58:26,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92311535] [2020-09-24 15:58:26,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:58:26,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:26,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:58:26,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:58:26,130 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand 8 states. [2020-09-24 15:58:26,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:26,298 INFO L93 Difference]: Finished difference Result 82 states and 108 transitions. [2020-09-24 15:58:26,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-24 15:58:26,299 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-09-24 15:58:26,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:26,301 INFO L225 Difference]: With dead ends: 82 [2020-09-24 15:58:26,301 INFO L226 Difference]: Without dead ends: 76 [2020-09-24 15:58:26,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:58:26,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-09-24 15:58:26,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 70. [2020-09-24 15:58:26,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-09-24 15:58:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 93 transitions. [2020-09-24 15:58:26,315 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 93 transitions. Word has length 52 [2020-09-24 15:58:26,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:26,315 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 93 transitions. [2020-09-24 15:58:26,315 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:58:26,316 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2020-09-24 15:58:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-09-24 15:58:26,318 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:26,319 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:26,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:58:26,319 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:26,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:26,320 INFO L82 PathProgramCache]: Analyzing trace with hash -521446491, now seen corresponding path program 1 times [2020-09-24 15:58:26,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:26,320 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [119363461] [2020-09-24 15:58:26,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,352 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,352 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,353 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,353 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-24 15:58:26,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:26,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-24 15:58:26,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:26,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:26,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:26,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:26,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,394 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,395 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-09-24 15:58:26,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:26,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-24 15:58:26,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:26,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,423 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,424 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,424 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,424 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-09-24 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-24 15:58:26,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,463 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:26,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:26,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:26,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:26,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,507 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,507 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,508 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,508 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:26,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:26,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,517 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,518 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,518 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:26,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:26,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:26,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,529 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,529 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,529 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,529 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:26,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:26,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:26,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-24 15:58:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,547 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,548 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,548 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,548 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:26,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-24 15:58:26,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:26,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-09-24 15:58:26,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [119363461] [2020-09-24 15:58:26,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:26,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-24 15:58:26,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620726918] [2020-09-24 15:58:26,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:58:26,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:26,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:58:26,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:58:26,576 INFO L87 Difference]: Start difference. First operand 70 states and 93 transitions. Second operand 8 states. [2020-09-24 15:58:26,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:26,707 INFO L93 Difference]: Finished difference Result 145 states and 216 transitions. [2020-09-24 15:58:26,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-24 15:58:26,707 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 69 [2020-09-24 15:58:26,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:26,709 INFO L225 Difference]: With dead ends: 145 [2020-09-24 15:58:26,710 INFO L226 Difference]: Without dead ends: 81 [2020-09-24 15:58:26,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:58:26,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-09-24 15:58:26,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 75. [2020-09-24 15:58:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-09-24 15:58:26,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 100 transitions. [2020-09-24 15:58:26,724 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 100 transitions. Word has length 69 [2020-09-24 15:58:26,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:26,724 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 100 transitions. [2020-09-24 15:58:26,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:58:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2020-09-24 15:58:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-09-24 15:58:26,727 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:26,727 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:26,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:58:26,727 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:26,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:26,728 INFO L82 PathProgramCache]: Analyzing trace with hash -439633211, now seen corresponding path program 1 times [2020-09-24 15:58:26,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:26,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1452702573] [2020-09-24 15:58:26,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,756 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,757 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,757 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,757 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-09-24 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-24 15:58:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,780 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:26,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:26,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:26,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:26,807 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,807 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,807 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-24 15:58:26,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:26,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:26,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-24 15:58:26,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:26,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,848 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,848 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:26,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:26,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:26,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:26,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,895 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:26,895 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,895 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,896 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:26,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:26,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:26,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:26,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,926 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:26,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:26,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,933 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,934 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,934 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,934 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:26,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:26,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:26,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,943 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:26,943 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,943 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,944 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:26,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:26,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:26,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:26,956 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:26,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:26,957 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:26,957 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:26,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:26,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:26,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:26,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:26,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:26,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:26,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-09-24 15:58:26,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1452702573] [2020-09-24 15:58:26,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:26,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-24 15:58:26,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119922120] [2020-09-24 15:58:26,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:58:26,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:26,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:58:26,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:58:26,990 INFO L87 Difference]: Start difference. First operand 75 states and 100 transitions. Second operand 9 states. [2020-09-24 15:58:27,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:27,225 INFO L93 Difference]: Finished difference Result 153 states and 224 transitions. [2020-09-24 15:58:27,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:58:27,226 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-09-24 15:58:27,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:27,227 INFO L225 Difference]: With dead ends: 153 [2020-09-24 15:58:27,228 INFO L226 Difference]: Without dead ends: 87 [2020-09-24 15:58:27,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-09-24 15:58:27,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-09-24 15:58:27,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 81. [2020-09-24 15:58:27,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-09-24 15:58:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 105 transitions. [2020-09-24 15:58:27,241 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 105 transitions. Word has length 70 [2020-09-24 15:58:27,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:27,241 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 105 transitions. [2020-09-24 15:58:27,241 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:58:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 105 transitions. [2020-09-24 15:58:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-09-24 15:58:27,243 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:27,243 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:27,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:58:27,244 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:27,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:27,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1951493560, now seen corresponding path program 1 times [2020-09-24 15:58:27,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:27,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [591458322] [2020-09-24 15:58:27,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,291 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,291 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,291 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,293 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-09-24 15:58:27,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-24 15:58:27,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-24 15:58:27,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,313 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,313 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,313 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,313 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-24 15:58:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,398 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,398 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,399 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,399 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:27,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:27,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,438 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,438 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,438 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:27,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:27,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:27,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,463 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,463 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:27,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:27,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:27,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:27,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,482 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,483 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,483 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:27,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:27,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:27,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,490 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,491 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,491 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,491 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:27,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:27,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:27,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,502 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,503 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,503 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,503 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:27,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:27,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:27,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,512 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,512 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,513 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:27,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:27,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,518 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,518 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,518 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:27,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:27,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-09-24 15:58:27,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [591458322] [2020-09-24 15:58:27,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:27,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-24 15:58:27,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815998525] [2020-09-24 15:58:27,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:58:27,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:27,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:58:27,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:58:27,535 INFO L87 Difference]: Start difference. First operand 81 states and 105 transitions. Second operand 9 states. [2020-09-24 15:58:27,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:27,682 INFO L93 Difference]: Finished difference Result 117 states and 164 transitions. [2020-09-24 15:58:27,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-24 15:58:27,682 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-09-24 15:58:27,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:27,684 INFO L225 Difference]: With dead ends: 117 [2020-09-24 15:58:27,684 INFO L226 Difference]: Without dead ends: 111 [2020-09-24 15:58:27,685 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:58:27,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-09-24 15:58:27,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 97. [2020-09-24 15:58:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-09-24 15:58:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 133 transitions. [2020-09-24 15:58:27,699 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 133 transitions. Word has length 87 [2020-09-24 15:58:27,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:27,699 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 133 transitions. [2020-09-24 15:58:27,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:58:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 133 transitions. [2020-09-24 15:58:27,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-09-24 15:58:27,701 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:27,701 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:27,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-24 15:58:27,702 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:27,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:27,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1352793328, now seen corresponding path program 2 times [2020-09-24 15:58:27,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:27,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [213077337] [2020-09-24 15:58:27,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,732 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,732 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-09-24 15:58:27,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:27,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-09-24 15:58:27,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,772 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:27,772 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,772 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,772 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:27,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:27,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:27,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,800 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:27,801 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,801 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,801 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-09-24 15:58:27,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 15:58:27,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:27,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-24 15:58:27,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,856 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:27,856 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,857 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-24 15:58:27,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:27,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-24 15:58:27,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:27,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,900 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,900 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:27,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:27,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:27,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:27,966 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:27,967 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:27,967 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:27,967 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:27,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:27,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:27,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:27,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:27,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:27,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:27,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:27,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,025 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,026 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:28,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:28,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:28,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,037 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,038 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:28,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:28,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:28,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,048 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,048 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,049 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:28,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:28,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:28,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-09-24 15:58:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,145 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:28,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:28,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-09-24 15:58:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:28,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,155 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,155 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:28,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:28,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:28,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:28,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:28,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 50 proven. 43 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-09-24 15:58:28,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [213077337] [2020-09-24 15:58:28,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:28,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-24 15:58:28,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293377099] [2020-09-24 15:58:28,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:58:28,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:28,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:58:28,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:58:28,196 INFO L87 Difference]: Start difference. First operand 97 states and 133 transitions. Second operand 10 states. [2020-09-24 15:58:28,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:28,488 INFO L93 Difference]: Finished difference Result 208 states and 332 transitions. [2020-09-24 15:58:28,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-24 15:58:28,489 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2020-09-24 15:58:28,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:28,492 INFO L225 Difference]: With dead ends: 208 [2020-09-24 15:58:28,492 INFO L226 Difference]: Without dead ends: 109 [2020-09-24 15:58:28,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:58:28,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-09-24 15:58:28,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2020-09-24 15:58:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-09-24 15:58:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 142 transitions. [2020-09-24 15:58:28,507 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 142 transitions. Word has length 105 [2020-09-24 15:58:28,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:28,508 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 142 transitions. [2020-09-24 15:58:28,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:58:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 142 transitions. [2020-09-24 15:58:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-09-24 15:58:28,511 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:28,511 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 9, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:28,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-24 15:58:28,512 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:28,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:28,512 INFO L82 PathProgramCache]: Analyzing trace with hash -131074253, now seen corresponding path program 2 times [2020-09-24 15:58:28,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:28,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489825936] [2020-09-24 15:58:28,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,567 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,568 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,568 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-09-24 15:58:28,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 15:58:28,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:28,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-09-24 15:58:28,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,604 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,604 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,604 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,654 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-09-24 15:58:28,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 15:58:28,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:28,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:28,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-09-24 15:58:28,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,733 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,733 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,734 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,734 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:28,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-24 15:58:28,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:28,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-09-24 15:58:28,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,793 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:28,794 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,794 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,794 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:28,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:28,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:28,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:28,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,842 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:28,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,843 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,843 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:28,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:28,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:28,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,889 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,890 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,890 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,890 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:28,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:28,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,921 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,921 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,921 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,922 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:28,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:28,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:28,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:28,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,933 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:28,933 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,933 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,933 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:28,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:28,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:28,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:28,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:28,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:28,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:28,990 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:28,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:28,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:28,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:28,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-24 15:58:28,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,039 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:29,040 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,040 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,040 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:29,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:29,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:29,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:29,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:29,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,101 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,102 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,102 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,102 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:29,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:29,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:29,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,109 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,109 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,110 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:29,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:29,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:29,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,121 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,121 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,122 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:29,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:29,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,133 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:29,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:29,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,146 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,146 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,146 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:29,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,151 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,152 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,152 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,152 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:29,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:58:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,184 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,184 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:29,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-09-24 15:58:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,194 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,194 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,194 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:29,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,201 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,201 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,201 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,202 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:29,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,206 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,207 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,207 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,207 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:29,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,212 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,213 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,213 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,213 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:29,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 101 proven. 211 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2020-09-24 15:58:29,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489825936] [2020-09-24 15:58:29,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:29,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-24 15:58:29,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067990080] [2020-09-24 15:58:29,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-24 15:58:29,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:29,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-24 15:58:29,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-24 15:58:29,287 INFO L87 Difference]: Start difference. First operand 103 states and 142 transitions. Second operand 12 states. [2020-09-24 15:58:29,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:29,649 INFO L93 Difference]: Finished difference Result 228 states and 381 transitions. [2020-09-24 15:58:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-24 15:58:29,650 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 193 [2020-09-24 15:58:29,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:29,653 INFO L225 Difference]: With dead ends: 228 [2020-09-24 15:58:29,653 INFO L226 Difference]: Without dead ends: 138 [2020-09-24 15:58:29,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:58:29,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-09-24 15:58:29,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 127. [2020-09-24 15:58:29,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-09-24 15:58:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 179 transitions. [2020-09-24 15:58:29,671 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 179 transitions. Word has length 193 [2020-09-24 15:58:29,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:29,671 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 179 transitions. [2020-09-24 15:58:29,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-24 15:58:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2020-09-24 15:58:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-09-24 15:58:29,674 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:29,674 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:29,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-24 15:58:29,675 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:29,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:29,675 INFO L82 PathProgramCache]: Analyzing trace with hash 235403762, now seen corresponding path program 3 times [2020-09-24 15:58:29,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:29,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1012814739] [2020-09-24 15:58:29,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,724 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:29,724 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,724 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,724 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-24 15:58:29,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:29,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:29,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:29,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-09-24 15:58:29,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,761 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:29,761 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:29,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,819 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:29,819 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,819 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,819 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-09-24 15:58:29,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-24 15:58:29,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:58:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:29,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:29,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:29,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:29,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,907 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:29,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-24 15:58:29,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:29,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:29,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:29,981 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:29,981 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:29,981 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:29,982 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:29,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:29,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:29,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:29,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:29,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:30,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,029 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:30,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:30,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:30,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:30,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,068 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:30,068 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,068 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,069 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:30,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:30,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:30,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,097 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,098 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,098 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,098 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:30,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:30,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,106 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,106 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,106 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:30,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,124 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,124 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,124 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,124 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:30,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:30,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,133 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:30,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,138 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:30,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:30,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:30,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:30,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,171 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:30,171 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,172 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,172 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:30,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:30,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:30,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:30,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-24 15:58:30,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:30,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,227 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:30,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:30,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:30,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,269 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:30,269 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,269 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,270 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:30,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:30,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:30,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:30,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,337 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,339 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:30,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:30,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,348 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,349 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:30,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:30,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:30,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:30,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,359 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,359 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,359 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:30,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,375 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,376 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,376 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:30,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:30,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:30,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:30,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:30,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,394 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,394 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,394 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,395 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:30,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:30,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:30,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:30,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:30,401 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:30,401 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:30,402 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:30,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:30,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:30,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:30,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 96 proven. 192 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-09-24 15:58:30,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1012814739] [2020-09-24 15:58:30,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:30,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-24 15:58:30,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744335367] [2020-09-24 15:58:30,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-24 15:58:30,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:30,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-24 15:58:30,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-09-24 15:58:30,546 INFO L87 Difference]: Start difference. First operand 127 states and 179 transitions. Second operand 14 states. [2020-09-24 15:58:31,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:31,090 INFO L93 Difference]: Finished difference Result 285 states and 508 transitions. [2020-09-24 15:58:31,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-24 15:58:31,091 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 175 [2020-09-24 15:58:31,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:31,094 INFO L225 Difference]: With dead ends: 285 [2020-09-24 15:58:31,095 INFO L226 Difference]: Without dead ends: 163 [2020-09-24 15:58:31,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=414, Unknown=0, NotChecked=0, Total=506 [2020-09-24 15:58:31,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-09-24 15:58:31,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 152. [2020-09-24 15:58:31,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-09-24 15:58:31,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 224 transitions. [2020-09-24 15:58:31,119 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 224 transitions. Word has length 175 [2020-09-24 15:58:31,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:31,119 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 224 transitions. [2020-09-24 15:58:31,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-24 15:58:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 224 transitions. [2020-09-24 15:58:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-09-24 15:58:31,125 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:31,126 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-09-24 15:58:31,126 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-24 15:58:31,126 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:31,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:31,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1260071360, now seen corresponding path program 4 times [2020-09-24 15:58:31,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:31,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868909444] [2020-09-24 15:58:31,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,316 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,316 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-09-24 15:58:31,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-24 15:58:31,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-09-24 15:58:31,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,373 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,374 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,374 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,374 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:31,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:31,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:31,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:31,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,533 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,533 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,534 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,534 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:31,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-24 15:58:31,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-09-24 15:58:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-09-24 15:58:31,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,653 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,654 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,654 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,654 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:31,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-24 15:58:31,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-24 15:58:31,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-09-24 15:58:31,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 16 [2020-09-24 15:58:31,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,745 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,745 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,746 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:31,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:31,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:58:31,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-09-24 15:58:31,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,815 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,816 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,816 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:31,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:31,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:31,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-24 15:58:31,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,880 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,881 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,881 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:31,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:31,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 15:58:31,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:31,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,907 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,907 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:31,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:31,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:31,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,937 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,937 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,938 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,938 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:31,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:31,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:31,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:31,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:31,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:31,958 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:31,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:31,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:31,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:31,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:31,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:31,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:31,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,021 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,021 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,021 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,022 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:32,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:32,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 15:58:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:32,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,031 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,031 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,031 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,031 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:32,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:32,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:32,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:32,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,182 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,182 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,182 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,183 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:32,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:32,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-24 15:58:32,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,239 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,239 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,239 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,239 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:32,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 15:58:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,264 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,265 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,265 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,265 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:32,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:32,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:32,294 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:32,294 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:32,294 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:32,294 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:32,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:32,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:32,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:32,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:32,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:32,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:32,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:32,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2020-09-24 15:58:32,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868909444] [2020-09-24 15:58:32,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:32,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-09-24 15:58:32,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398089665] [2020-09-24 15:58:32,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-24 15:58:32,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:32,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-24 15:58:32,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=458, Unknown=0, NotChecked=0, Total=506 [2020-09-24 15:58:32,362 INFO L87 Difference]: Start difference. First operand 152 states and 224 transitions. Second operand 23 states. [2020-09-24 15:58:33,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:33,191 INFO L93 Difference]: Finished difference Result 298 states and 484 transitions. [2020-09-24 15:58:33,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-24 15:58:33,191 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 140 [2020-09-24 15:58:33,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:33,196 INFO L225 Difference]: With dead ends: 298 [2020-09-24 15:58:33,196 INFO L226 Difference]: Without dead ends: 292 [2020-09-24 15:58:33,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 37 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=123, Invalid=1283, Unknown=0, NotChecked=0, Total=1406 [2020-09-24 15:58:33,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-09-24 15:58:33,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 198. [2020-09-24 15:58:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-09-24 15:58:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 315 transitions. [2020-09-24 15:58:33,224 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 315 transitions. Word has length 140 [2020-09-24 15:58:33,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:33,224 INFO L479 AbstractCegarLoop]: Abstraction has 198 states and 315 transitions. [2020-09-24 15:58:33,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-24 15:58:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 315 transitions. [2020-09-24 15:58:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-09-24 15:58:33,232 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:33,232 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 19, 19, 18, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:33,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-24 15:58:33,233 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:33,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:33,233 INFO L82 PathProgramCache]: Analyzing trace with hash -676047281, now seen corresponding path program 5 times [2020-09-24 15:58:33,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:33,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1447256767] [2020-09-24 15:58:33,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,308 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,309 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 460 [2020-09-24 15:58:33,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:33,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:33,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-24 15:58:33,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,346 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,347 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,347 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,347 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:33,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,408 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,408 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,408 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 446 [2020-09-24 15:58:33,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:33,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:33,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-24 15:58:33,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,480 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,481 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,481 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,481 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-09-24 15:58:33,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:33,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:33,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-24 15:58:33,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,517 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:33,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:33,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:33,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:33,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,554 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,555 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,555 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,555 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:33,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:33,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:33,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,594 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:33,594 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,595 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,595 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:33,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:33,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,619 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,619 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,620 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,620 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:33,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:33,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:33,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,627 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,627 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,628 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,628 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:33,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:33,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,645 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,645 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,645 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,646 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-24 15:58:33,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:33,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:33,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:33,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:58:33,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,669 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,669 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,669 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,670 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:33,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:33,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,705 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,706 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,706 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,706 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:33,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:33,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:58:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,745 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,746 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:33,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:33,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:33,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,754 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,754 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,754 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,759 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,759 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,760 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,760 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:33,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,772 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,773 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,773 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,773 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:33,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-09-24 15:58:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,818 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,818 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,818 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 294 [2020-09-24 15:58:33,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 291 [2020-09-24 15:58:33,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,848 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,848 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-24 15:58:33,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,859 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,860 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,860 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,866 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,867 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,867 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,867 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:33,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,877 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,877 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,878 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:33,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,885 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,885 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,885 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,885 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,891 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,891 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,891 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,892 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:33,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,897 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,897 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,897 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-09-24 15:58:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,911 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,912 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,912 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,912 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-09-24 15:58:33,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,934 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:33,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:33,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:33,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:33,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,956 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,957 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,957 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,963 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,963 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,963 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,964 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:33,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,973 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,973 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,973 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:33,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:33,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:33,986 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:33,986 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:33,986 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:33,987 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:33,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-09-24 15:58:33,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:33,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:33,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:33,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:34,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,005 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,005 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,006 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,006 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:34,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,020 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:34,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:34,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,029 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:34,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,036 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,036 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,036 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,037 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:34,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,049 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,049 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,049 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:34,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:34,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,060 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,060 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-24 15:58:34,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,074 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,074 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,075 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,075 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:34,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,091 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,091 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,092 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,092 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:34,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,104 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,104 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,105 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,105 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:34,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,114 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,115 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,115 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,115 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:34,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,122 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,123 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:34,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:34,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:34,130 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:34,130 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:34,131 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:34,131 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:34,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:34,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:34,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:34,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:34,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 31 [2020-09-24 15:58:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2592 backedges. 148 proven. 634 refuted. 0 times theorem prover too weak. 1810 trivial. 0 not checked. [2020-09-24 15:58:34,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1447256767] [2020-09-24 15:58:34,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:34,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-24 15:58:34,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965732252] [2020-09-24 15:58:34,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-24 15:58:34,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:34,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-24 15:58:34,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:58:34,512 INFO L87 Difference]: Start difference. First operand 198 states and 315 transitions. Second operand 15 states. [2020-09-24 15:58:35,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:35,132 INFO L93 Difference]: Finished difference Result 364 states and 612 transitions. [2020-09-24 15:58:35,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-24 15:58:35,133 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 371 [2020-09-24 15:58:35,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:35,135 INFO L225 Difference]: With dead ends: 364 [2020-09-24 15:58:35,136 INFO L226 Difference]: Without dead ends: 138 [2020-09-24 15:58:35,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=480, Unknown=0, NotChecked=0, Total=600 [2020-09-24 15:58:35,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-09-24 15:58:35,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 126. [2020-09-24 15:58:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-09-24 15:58:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 160 transitions. [2020-09-24 15:58:35,159 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 160 transitions. Word has length 371 [2020-09-24 15:58:35,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:35,160 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 160 transitions. [2020-09-24 15:58:35,160 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-24 15:58:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 160 transitions. [2020-09-24 15:58:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-09-24 15:58:35,164 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:35,164 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:35,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-24 15:58:35,164 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:35,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:35,165 INFO L82 PathProgramCache]: Analyzing trace with hash -223667435, now seen corresponding path program 6 times [2020-09-24 15:58:35,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:35,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277645217] [2020-09-24 15:58:35,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,233 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-09-24 15:58:35,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-24 15:58:35,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-24 15:58:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,339 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,339 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 293 [2020-09-24 15:58:35,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-24 15:58:35,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:35,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-24 15:58:35,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-09-24 15:58:35,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,422 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,422 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,422 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,423 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-09-24 15:58:35,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-24 15:58:35,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:35,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-09-24 15:58:35,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,475 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,475 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,476 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,476 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-09-24 15:58:35,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-24 15:58:35,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:35,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:35,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-09-24 15:58:35,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:35,517 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,517 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:35,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 15:58:35,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:35,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:35,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,558 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:35,559 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,559 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:35,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:35,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:35,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:35,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,597 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,597 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,597 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,598 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:35,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:35,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,620 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,621 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,621 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,621 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:35,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:35,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:35,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,636 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,636 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,637 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,637 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:35,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:35,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,659 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,659 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,659 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,660 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:35,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:35,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:58:35,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:35,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:35,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,699 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:35,699 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,699 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,700 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:35,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:35,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:35,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:35,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,764 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,765 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,765 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,765 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:35,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:35,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,773 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,774 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,774 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:35,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:35,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,783 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,783 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,784 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,784 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:35,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:58:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,822 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,823 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:35,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-09-24 15:58:35,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,834 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,834 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,834 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,835 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:35,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,844 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,844 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,845 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,851 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,852 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,852 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:35,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,858 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,859 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,859 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,859 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:35,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-09-24 15:58:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,926 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:35,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-09-24 15:58:35,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,937 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,937 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,938 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,938 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:35,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,945 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,945 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,950 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,950 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,951 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,951 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:35,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:35,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,956 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,956 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,956 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,956 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:35,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:35,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,964 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,965 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:35,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,971 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,971 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,976 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,977 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,977 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,977 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:35,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:35,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:35,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:35,982 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:35,982 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:35,982 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:35,982 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:35,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:35,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:35,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:35,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:35,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:35,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:35,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:35,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 131 proven. 341 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2020-09-24 15:58:36,095 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277645217] [2020-09-24 15:58:36,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:36,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-24 15:58:36,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347577743] [2020-09-24 15:58:36,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-24 15:58:36,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:36,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-24 15:58:36,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-24 15:58:36,099 INFO L87 Difference]: Start difference. First operand 126 states and 160 transitions. Second operand 12 states. [2020-09-24 15:58:36,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:36,396 INFO L93 Difference]: Finished difference Result 242 states and 323 transitions. [2020-09-24 15:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-24 15:58:36,397 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 246 [2020-09-24 15:58:36,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:36,399 INFO L225 Difference]: With dead ends: 242 [2020-09-24 15:58:36,399 INFO L226 Difference]: Without dead ends: 125 [2020-09-24 15:58:36,401 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:58:36,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-09-24 15:58:36,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 116. [2020-09-24 15:58:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-09-24 15:58:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 139 transitions. [2020-09-24 15:58:36,410 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 139 transitions. Word has length 246 [2020-09-24 15:58:36,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:36,412 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 139 transitions. [2020-09-24 15:58:36,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-24 15:58:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 139 transitions. [2020-09-24 15:58:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-09-24 15:58:36,418 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:36,418 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:36,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-24 15:58:36,419 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:36,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:36,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1198333484, now seen corresponding path program 7 times [2020-09-24 15:58:36,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:36,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [73180223] [2020-09-24 15:58:36,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,469 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:36,469 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,469 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 328 [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:36,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-24 15:58:36,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,519 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,519 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,519 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,519 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:36,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:36,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:36,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,579 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:36,579 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,579 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,579 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-09-24 15:58:36,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-24 15:58:36,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:58:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,661 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:36,661 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,661 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,661 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-09-24 15:58:36,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-24 15:58:36,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:58:36,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:36,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:36,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,726 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:36,726 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,726 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:36,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 15:58:36,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:36,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,774 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:36,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,775 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,775 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:36,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:36,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:36,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:36,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,824 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:36,825 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,825 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,825 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:36,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:36,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:36,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:36,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,883 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:36,884 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,884 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:36,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:36,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:36,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,911 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,911 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:36,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:36,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:36,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:36,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:36,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,920 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,920 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,920 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:36,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:36,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:36,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:36,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,975 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,976 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,976 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,976 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:36,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:36,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:36,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,984 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,984 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,984 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,985 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:36,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:36,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:36,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:36,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:36,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:36,991 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:36,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:36,992 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:36,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:36,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:36,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:36,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:37,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:37,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 15:58:37,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:58:37,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:37,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-24 15:58:37,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,078 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:37,079 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,079 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,079 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:37,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:37,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:37,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:37,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,144 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:37,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,145 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,145 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:37,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:58:37,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,215 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,215 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,215 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,215 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:37,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:37,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,223 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,223 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,223 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:37,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:37,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,232 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,233 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:37,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:37,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,248 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,248 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,248 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,249 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:37,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:37,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,257 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,266 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:37,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:37,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-24 15:58:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,331 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,331 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,331 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,331 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:37,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-09-24 15:58:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,343 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:37,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,354 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:37,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,365 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,365 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,365 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,366 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,371 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,371 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:37,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,378 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,378 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,378 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,384 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,385 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,385 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,385 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:37,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:37,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,392 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,392 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,393 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,393 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:37,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:37,399 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:37,399 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:37,399 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:37,400 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:37,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:37,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:37,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:37,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:37,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:37,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 171 proven. 429 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2020-09-24 15:58:37,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [73180223] [2020-09-24 15:58:37,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:37,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-24 15:58:37,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43676983] [2020-09-24 15:58:37,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-24 15:58:37,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:37,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-24 15:58:37,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-09-24 15:58:37,552 INFO L87 Difference]: Start difference. First operand 116 states and 139 transitions. Second operand 16 states. [2020-09-24 15:58:38,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:38,159 INFO L93 Difference]: Finished difference Result 250 states and 323 transitions. [2020-09-24 15:58:38,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-24 15:58:38,160 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 263 [2020-09-24 15:58:38,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:38,163 INFO L225 Difference]: With dead ends: 250 [2020-09-24 15:58:38,163 INFO L226 Difference]: Without dead ends: 140 [2020-09-24 15:58:38,165 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=117, Invalid=533, Unknown=0, NotChecked=0, Total=650 [2020-09-24 15:58:38,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-09-24 15:58:38,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 134. [2020-09-24 15:58:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-09-24 15:58:38,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 165 transitions. [2020-09-24 15:58:38,178 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 165 transitions. Word has length 263 [2020-09-24 15:58:38,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:38,179 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 165 transitions. [2020-09-24 15:58:38,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-24 15:58:38,179 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 165 transitions. [2020-09-24 15:58:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-09-24 15:58:38,185 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:38,185 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 14, 14, 13, 12, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:38,185 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-24 15:58:38,186 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:38,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:38,186 INFO L82 PathProgramCache]: Analyzing trace with hash -2113087688, now seen corresponding path program 8 times [2020-09-24 15:58:38,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:38,187 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [85126948] [2020-09-24 15:58:38,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,240 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:38,240 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,240 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,241 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 350 [2020-09-24 15:58:38,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:38,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-24 15:58:38,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,311 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,311 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,312 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,312 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:38,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 22 [2020-09-24 15:58:38,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,443 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:38,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,444 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-09-24 15:58:38,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-24 15:58:38,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-24 15:58:38,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:38,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 184 [2020-09-24 15:58:38,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,544 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:38,545 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,545 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,545 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:38,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-24 15:58:38,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:38,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,621 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:38,622 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,622 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,622 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:38,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:38,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:58:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,685 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:38,685 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,685 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,685 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:38,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:38,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:38,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:38,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,732 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,733 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:38,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:38,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,779 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:38,779 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,780 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,780 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:38,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:38,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:38,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,812 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,812 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,813 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,813 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:38,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,822 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,823 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,823 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,823 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:38,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:38,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,839 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,840 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:38,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:38,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:38,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:38,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,849 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,850 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,850 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:38,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,857 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,857 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:38,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,882 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,882 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,883 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,883 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:38,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:38,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:38,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:38,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,900 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,901 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,901 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,901 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:38,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,911 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,911 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,911 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,912 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:38,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:38,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,917 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,918 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,918 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,918 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:38,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:38,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:38,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:38,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:38,926 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:38,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:38,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:38,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:38,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:38,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:38,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:58:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:39,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,000 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:39,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:58:39,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:39,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-09-24 15:58:39,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,068 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:39,068 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,068 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,069 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:39,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:58:39,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:39,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:39,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,117 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:39,117 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,118 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,118 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:39,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:58:39,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:39,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,161 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:39,161 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,162 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,162 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:39,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:39,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:39,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,194 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,195 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:39,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:39,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:39,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:39,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,202 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,202 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,203 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,203 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:39,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:39,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,210 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,210 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,210 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:39,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:39,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:39,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,221 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,221 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,222 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,222 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:39,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:39,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,229 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,229 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,229 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,229 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:39,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:39,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,235 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,235 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:39,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,253 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,254 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,254 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,254 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:39,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:39,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,265 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,265 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,265 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:39,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,272 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,272 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,273 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,273 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:39,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,278 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,278 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,278 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,278 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:39,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:39,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:39,284 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:39,284 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:39,284 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:39,284 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:39,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:39,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:39,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:39,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:39,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:39,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:39,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:39,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 242 proven. 462 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked. [2020-09-24 15:58:39,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [85126948] [2020-09-24 15:58:39,622 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:39,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-24 15:58:39,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188602147] [2020-09-24 15:58:39,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-24 15:58:39,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:39,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-24 15:58:39,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:58:39,624 INFO L87 Difference]: Start difference. First operand 134 states and 165 transitions. Second operand 15 states. [2020-09-24 15:58:40,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:40,394 INFO L93 Difference]: Finished difference Result 283 states and 388 transitions. [2020-09-24 15:58:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-24 15:58:40,395 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 281 [2020-09-24 15:58:40,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:40,397 INFO L225 Difference]: With dead ends: 283 [2020-09-24 15:58:40,397 INFO L226 Difference]: Without dead ends: 162 [2020-09-24 15:58:40,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 61 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=670, Unknown=0, NotChecked=0, Total=812 [2020-09-24 15:58:40,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-09-24 15:58:40,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 150. [2020-09-24 15:58:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-09-24 15:58:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 187 transitions. [2020-09-24 15:58:40,411 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 187 transitions. Word has length 281 [2020-09-24 15:58:40,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:40,412 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 187 transitions. [2020-09-24 15:58:40,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-24 15:58:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions. [2020-09-24 15:58:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2020-09-24 15:58:40,425 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:58:40,425 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 29, 29, 26, 25, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 12, 12, 8, 8, 8, 8, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:58:40,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-24 15:58:40,426 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:58:40,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:58:40,426 INFO L82 PathProgramCache]: Analyzing trace with hash -162868606, now seen corresponding path program 9 times [2020-09-24 15:58:40,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:58:40,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [316894035] [2020-09-24 15:58:40,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:58:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:40,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:40,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:40,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 696 [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:40,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:40,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:58:40,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-24 15:58:40,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:40,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:58:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:40,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:40,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:40,665 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:40,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:40,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:58:40,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:40,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:40,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:40,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:40,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-24 15:58:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:40,834 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:40,834 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:40,834 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:40,835 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:40,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 682 [2020-09-24 15:58:40,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:40,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-24 15:58:40,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:40,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-09-24 15:58:40,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:58:40,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-09-24 15:58:40,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:40,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:40,983 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:40,984 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:40,984 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:40,984 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:40,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-09-24 15:58:40,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:40,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-24 15:58:40,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-09-24 15:58:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:40,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-09-24 15:58:40,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:41,071 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:41,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 15:58:41,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:41,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:41,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,142 FATAL L256 erpolLogProxyWrapper]: Difference in size: 3 [2020-09-24 15:58:41,142 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,142 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,143 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:41,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:41,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:58:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,212 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:41,212 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,213 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,213 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:41,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 15:58:41,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:41,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:41,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 15:58:41,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:41,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:41,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,304 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:41,304 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,305 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,305 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:41,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:41,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:41,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,328 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,328 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,329 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:41,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,345 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:58:41,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:41,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,357 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,358 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:41,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,365 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,365 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,366 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,366 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,370 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,371 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,371 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,371 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,387 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,387 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,387 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,388 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:41,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:41,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,397 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,397 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,398 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,398 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,405 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,410 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,410 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,410 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,411 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,416 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,416 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,416 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:41,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:58:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,468 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:41,468 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,468 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:41,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:58:41,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:41,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-09-24 15:58:41,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,540 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:41,541 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,541 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,541 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:41,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:58:41,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:41,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:41,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,603 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:41,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:41,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:58:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:41,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,655 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:41,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,656 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:58:41,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:41,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:41,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,738 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:41,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,746 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,747 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:41,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,755 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,756 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,756 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,756 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:41,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,770 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,771 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,771 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,771 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:41,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,780 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,780 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,786 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,787 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,811 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,812 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,812 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,812 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:41,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:41,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:41,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:41,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,853 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,854 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,854 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:41,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-24 15:58:41,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,874 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,874 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,874 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,879 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,879 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,879 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,879 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:41,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:41,884 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:41,884 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:41,885 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:41,885 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:41,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:41,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:41,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:41,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:41,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:41,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-09-24 15:58:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,045 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,046 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,046 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,046 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-09-24 15:58:42,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-24 15:58:42,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-09-24 15:58:42,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:58:42,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-09-24 15:58:42,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,120 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:42,120 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,120 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,121 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:42,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 15:58:42,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:58:42,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-09-24 15:58:42,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,177 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:42,178 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,178 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,178 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:42,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 15:58:42,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:58:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:42,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,219 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:42,220 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,220 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,220 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:42,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:42,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:42,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:42,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,246 FATAL L256 erpolLogProxyWrapper]: Difference in size: 2 [2020-09-24 15:58:42,246 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,247 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,247 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:42,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:42,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:42,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,272 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,272 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,273 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,273 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:42,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:58:42,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,286 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,287 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,287 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,288 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:58:42,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:42,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:42,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,296 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,296 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,297 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,297 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:42,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,308 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,308 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,309 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:42,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,316 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,316 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,338 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,338 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,339 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:42,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:42,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,348 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,349 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,349 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,349 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,356 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,357 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,361 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,362 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,362 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,362 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,367 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,367 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:58:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,416 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-09-24 15:58:42,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-09-24 15:58:42,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,457 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,458 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,458 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,458 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:58:42,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:58:42,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:58:42,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:58:42,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,492 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,492 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,492 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,493 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:42,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:58:42,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:58:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-09-24 15:58:42,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,512 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:58:42,512 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,513 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:58:42,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:58:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-24 15:58:42,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,543 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,544 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,544 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,544 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:42,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,551 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,551 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:58:42,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:42,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,558 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,558 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,559 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:58:42,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-24 15:58:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,569 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,570 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,570 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,570 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-24 15:58:42,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,577 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:42,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:42,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,582 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,582 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,582 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:42,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-24 15:58:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,603 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-24 15:58:42,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:58:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-24 15:58:42,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,613 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,614 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,614 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,615 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 15:58:42,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:42,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:58:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,623 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,623 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:42,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:42,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-09-24 15:58:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,630 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:58:42,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:58:42,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:58:42,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-24 15:58:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:58:42,635 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:58:42,636 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:58:42,636 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:58:42,636 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:58:42,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:58:42,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:58:42,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:58:42,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:58:42,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:58:42,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:58:42,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:58:42,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:58:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6210 backedges. 1311 proven. 1709 refuted. 0 times theorem prover too weak. 3190 trivial. 0 not checked. [2020-09-24 15:58:43,278 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [316894035] [2020-09-24 15:58:43,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:58:43,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-24 15:58:43,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235507613] [2020-09-24 15:58:43,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-24 15:58:43,279 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:58:43,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-24 15:58:43,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-24 15:58:43,280 INFO L87 Difference]: Start difference. First operand 150 states and 187 transitions. Second operand 16 states. [2020-09-24 15:58:43,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:58:43,675 INFO L93 Difference]: Finished difference Result 194 states and 245 transitions. [2020-09-24 15:58:43,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-24 15:58:43,676 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 563 [2020-09-24 15:58:43,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:58:43,676 INFO L225 Difference]: With dead ends: 194 [2020-09-24 15:58:43,676 INFO L226 Difference]: Without dead ends: 0 [2020-09-24 15:58:43,678 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 129 SyntacticMatches, 11 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2020-09-24 15:58:43,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-24 15:58:43,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-24 15:58:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-24 15:58:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-24 15:58:43,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 563 [2020-09-24 15:58:43,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:58:43,679 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-24 15:58:43,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-24 15:58:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-24 15:58:43,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-24 15:58:43,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-24 15:58:43,682 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-24 15:58:47,300 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2020-09-24 15:58:47,810 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 24 [2020-09-24 15:58:47,815 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-24 15:58:47,815 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:58:47,815 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:58:47,816 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-24 15:58:47,816 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-24 15:58:47,816 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-24 15:58:47,816 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2020-09-24 15:58:47,816 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 35 42) the Hoare annotation is: true [2020-09-24 15:58:47,816 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 35 42) no Hoare annotation was computed. [2020-09-24 15:58:47,817 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 35 42) no Hoare annotation was computed. [2020-09-24 15:58:47,817 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-09-24 15:58:47,817 INFO L268 CegarLoopResult]: For program point L38(lines 38 40) no Hoare annotation was computed. [2020-09-24 15:58:47,818 INFO L264 CegarLoopResult]: At program point L37(line 37) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-09-24 15:58:47,818 INFO L268 CegarLoopResult]: For program point L37-1(line 37) no Hoare annotation was computed. [2020-09-24 15:58:47,818 INFO L268 CegarLoopResult]: For program point L38-2(lines 38 40) no Hoare annotation was computed. [2020-09-24 15:58:47,818 INFO L268 CegarLoopResult]: For program point L37-2(line 37) no Hoare annotation was computed. [2020-09-24 15:58:47,818 INFO L268 CegarLoopResult]: For program point L37-3(line 37) no Hoare annotation was computed. [2020-09-24 15:58:47,818 INFO L271 CegarLoopResult]: At program point fibo2ENTRY(lines 17 25) the Hoare annotation is: true [2020-09-24 15:58:47,819 INFO L264 CegarLoopResult]: At program point L23(line 23) the Hoare annotation is: (and (= fibo2_~n |fibo2_#in~n|) (not (<= |fibo2_#in~n| 1))) [2020-09-24 15:58:47,819 INFO L268 CegarLoopResult]: For program point L23-1(line 23) no Hoare annotation was computed. [2020-09-24 15:58:47,819 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2020-09-24 15:58:47,819 INFO L264 CegarLoopResult]: At program point L23-2(line 23) the Hoare annotation is: (let ((.cse0 (= |fibo2_#t~ret2| 1)) (.cse1 (< 1 fibo2_~n)) (.cse2 (<= fibo2_~n |fibo2_#in~n|))) (and (let ((.cse3 (= fibo2_~n |fibo2_#in~n|))) (or (not (<= 3 |fibo2_#in~n|)) (and (<= |fibo2_#in~n| 3) .cse0 .cse1 (not (= fibo2_~n 2)) .cse2) (and .cse3 (<= 5 |fibo2_#in~n|)) (and (<= 4 |fibo2_#in~n|) (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2) .cse3))) (or (and .cse0 .cse1 .cse2) (not (<= |fibo2_#in~n| 2))))) [2020-09-24 15:58:47,819 INFO L268 CegarLoopResult]: For program point L20(lines 20 24) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L23-3(line 23) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L23-4(line 23) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L18(lines 18 24) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L23-5(line 23) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point L23-6(line 23) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point fibo2FINAL(lines 17 25) no Hoare annotation was computed. [2020-09-24 15:58:47,820 INFO L268 CegarLoopResult]: For program point fibo2EXIT(lines 17 25) no Hoare annotation was computed. [2020-09-24 15:58:47,821 INFO L271 CegarLoopResult]: At program point fibo1ENTRY(lines 7 15) the Hoare annotation is: true [2020-09-24 15:58:47,821 INFO L264 CegarLoopResult]: At program point L13(line 13) the Hoare annotation is: (and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|)) [2020-09-24 15:58:47,821 INFO L268 CegarLoopResult]: For program point L13-1(line 13) no Hoare annotation was computed. [2020-09-24 15:58:47,821 INFO L268 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2020-09-24 15:58:47,821 INFO L264 CegarLoopResult]: At program point L13-2(line 13) the Hoare annotation is: (and (not (<= |fibo1_#in~n| 1)) (= fibo1_~n |fibo1_#in~n|) (or (not (<= |fibo1_#in~n| 5)) (not (<= 5 |fibo1_#in~n|)) (and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))) (or (and (<= |fibo1_#t~ret0| 1) (<= 1 |fibo1_#t~ret0|)) (not (<= |fibo1_#in~n| 3)))) [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point fibo1FINAL(lines 7 15) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L10(lines 10 14) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L13-3(line 13) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L13-4(line 13) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L8(lines 8 14) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L13-5(line 13) no Hoare annotation was computed. [2020-09-24 15:58:47,822 INFO L268 CegarLoopResult]: For program point L13-6(line 13) no Hoare annotation was computed. [2020-09-24 15:58:47,823 INFO L268 CegarLoopResult]: For program point fibo1EXIT(lines 7 15) no Hoare annotation was computed. [2020-09-24 15:58:47,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 03:58:47 BoogieIcfgContainer [2020-09-24 15:58:47,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-24 15:58:47,831 INFO L168 Benchmark]: Toolchain (without parser) took 25263.14 ms. Allocated memory was 140.5 MB in the beginning and 746.1 MB in the end (delta: 605.6 MB). Free memory was 103.7 MB in the beginning and 98.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 611.0 MB. Max. memory is 7.1 GB. [2020-09-24 15:58:47,832 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 140.5 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-24 15:58:47,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.51 ms. Allocated memory is still 140.5 MB. Free memory was 103.1 MB in the beginning and 93.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-09-24 15:58:47,833 INFO L168 Benchmark]: Boogie Preprocessor took 109.95 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 93.1 MB in the beginning and 181.6 MB in the end (delta: -88.5 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2020-09-24 15:58:47,834 INFO L168 Benchmark]: RCFGBuilder took 375.84 ms. Allocated memory is still 202.9 MB. Free memory was 181.6 MB in the beginning and 167.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2020-09-24 15:58:47,834 INFO L168 Benchmark]: TraceAbstraction took 24446.22 ms. Allocated memory was 202.9 MB in the beginning and 746.1 MB in the end (delta: 543.2 MB). Free memory was 166.9 MB in the beginning and 98.3 MB in the end (delta: 68.6 MB). Peak memory consumption was 611.7 MB. Max. memory is 7.1 GB. [2020-09-24 15:58:47,837 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 140.5 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 306.51 ms. Allocated memory is still 140.5 MB. Free memory was 103.1 MB in the beginning and 93.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.95 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 93.1 MB in the beginning and 181.6 MB in the end (delta: -88.5 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 375.84 ms. Allocated memory is still 202.9 MB. Free memory was 181.6 MB in the beginning and 167.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24446.22 ms. Allocated memory was 202.9 MB in the beginning and 746.1 MB in the end (delta: 543.2 MB). Free memory was 166.9 MB in the beginning and 98.3 MB in the end (delta: 68.6 MB). Peak memory consumption was 611.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 19, TraceHistogramMax: 34, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 860 SDtfs, 980 SDslu, 5551 SDs, 0 SdLazy, 3754 SolverSat, 368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 975 GetRequests, 673 SyntacticMatches, 28 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 19 MinimizatonAttempts, 205 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 491 PreInvPairs, 845 NumberOfFragments, 122 HoareAnnotationTreeSize, 491 FomulaSimplifications, 13657 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 3137 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 2816 NumberOfCodeBlocks, 2816 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2797 ConstructedInterpolants, 0 QuantifiedInterpolants, 2021425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 10089/14310 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...