/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_15-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 16:15:13,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:15:13,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:15:13,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:15:13,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:15:13,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:15:13,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:15:13,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:15:13,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:15:13,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:15:13,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:15:13,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:15:13,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:15:13,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:15:13,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:15:13,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:15:13,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:15:13,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:15:13,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:15:13,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:15:13,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:15:13,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:15:13,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:15:13,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:15:13,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 16:15:13,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 16:15:13,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 16:15:13,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 16:15:13,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 16:15:13,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 16:15:13,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 16:15:13,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 16:15:13,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 16:15:13,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:15:13,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:15:13,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:15:13,131 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 [2020-08-18 16:15:13,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:15:13,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:15:13,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:15:13,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:15:13,158 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:15:13,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:15:13,159 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 16:15:13,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:15:13,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 16:15:13,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:15:13,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:15:13,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:15:13,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:15:13,160 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 16:15:13,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:15:13,160 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:15:13,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:15:13,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:15:13,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:15:13,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:15:13,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:15:13,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:15:13,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:15:13,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:15:13,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:15:13,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:15:13,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:15:13,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:15:13,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:15:13,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true [2020-08-18 16:15:13,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:15:13,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:15:13,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:15:13,511 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:15:13,512 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:15:13,512 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_15-1.c [2020-08-18 16:15:13,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85ff61c6b/e43d22272430417e9d93d3a0a0dd6ebc/FLAG67e04c7b3 [2020-08-18 16:15:14,092 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:15:14,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_15-1.c [2020-08-18 16:15:14,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85ff61c6b/e43d22272430417e9d93d3a0a0dd6ebc/FLAG67e04c7b3 [2020-08-18 16:15:14,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85ff61c6b/e43d22272430417e9d93d3a0a0dd6ebc [2020-08-18 16:15:14,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:15:14,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:15:14,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:15:14,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:15:14,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:15:14,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb53380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14, skipping insertion in model container [2020-08-18 16:15:14,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:15:14,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:15:14,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:15:14,722 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 16:15:14,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:15:14,755 INFO L208 MainTranslator]: Completed translation [2020-08-18 16:15:14,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14 WrapperNode [2020-08-18 16:15:14,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:15:14,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 16:15:14,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 16:15:14,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 16:15:14,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (1/1) ... [2020-08-18 16:15:14,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 16:15:14,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 16:15:14,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 16:15:14,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 16:15:14,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (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 [2020-08-18 16:15:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 16:15:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 16:15:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-18 16:15:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-18 16:15:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 16:15:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 16:15:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 16:15:15,149 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 16:15:15,149 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 16:15:15,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:15:15 BoogieIcfgContainer [2020-08-18 16:15:15,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 16:15:15,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 16:15:15,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 16:15:15,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 16:15:15,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 04:15:14" (1/3) ... [2020-08-18 16:15:15,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:15:15, skipping insertion in model container [2020-08-18 16:15:15,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:15:14" (2/3) ... [2020-08-18 16:15:15,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:15:15, skipping insertion in model container [2020-08-18 16:15:15,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:15:15" (3/3) ... [2020-08-18 16:15:15,162 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_15-1.c [2020-08-18 16:15:15,173 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 16:15:15,181 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 16:15:15,196 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 16:15:15,224 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 16:15:15,224 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 16:15:15,224 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 16:15:15,224 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 16:15:15,224 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 16:15:15,225 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 16:15:15,225 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 16:15:15,225 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 16:15:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-18 16:15:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-18 16:15:15,249 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:15,250 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:15,250 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:15,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:15,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-18 16:15:15,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:15,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225978339] [2020-08-18 16:15:15,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:15:15,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225978339] [2020-08-18 16:15:15,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:15:15,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 16:15:15,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638927175] [2020-08-18 16:15:15,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 16:15:15,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:15,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 16:15:15,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 16:15:15,568 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-18 16:15:15,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:15,703 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-18 16:15:15,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 16:15:15,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-18 16:15:15,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:15,717 INFO L225 Difference]: With dead ends: 44 [2020-08-18 16:15:15,717 INFO L226 Difference]: Without dead ends: 30 [2020-08-18 16:15:15,720 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 [2020-08-18 16:15:15,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-18 16:15:15,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-18 16:15:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 16:15:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 16:15:15,766 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-18 16:15:15,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:15,766 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 16:15:15,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 16:15:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 16:15:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-18 16:15:15,769 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:15,769 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:15,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 16:15:15,770 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:15,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-18 16:15:15,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:15,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1448364001] [2020-08-18 16:15:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 16:15:15,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1448364001] [2020-08-18 16:15:15,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:15:15,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 16:15:15,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235768278] [2020-08-18 16:15:15,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 16:15:15,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:15,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 16:15:15,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 16:15:15,851 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-18 16:15:15,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:15,921 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-18 16:15:15,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 16:15:15,922 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-18 16:15:15,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:15,924 INFO L225 Difference]: With dead ends: 36 [2020-08-18 16:15:15,925 INFO L226 Difference]: Without dead ends: 32 [2020-08-18 16:15:15,926 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 [2020-08-18 16:15:15,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-18 16:15:15,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-18 16:15:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 16:15:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 16:15:15,938 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-18 16:15:15,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:15,938 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 16:15:15,939 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 16:15:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 16:15:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-18 16:15:15,941 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:15,941 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:15,941 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 16:15:15,942 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:15,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:15,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-18 16:15:15,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:15,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [912486560] [2020-08-18 16:15:15,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:15,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:15:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 16:15:16,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [912486560] [2020-08-18 16:15:16,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:16,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 16:15:16,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988358074] [2020-08-18 16:15:16,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 16:15:16,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:16,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 16:15:16,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:15:16,138 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-18 16:15:16,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:16,242 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-18 16:15:16,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 16:15:16,243 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-18 16:15:16,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:16,245 INFO L225 Difference]: With dead ends: 58 [2020-08-18 16:15:16,245 INFO L226 Difference]: Without dead ends: 34 [2020-08-18 16:15:16,246 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 [2020-08-18 16:15:16,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-18 16:15:16,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-18 16:15:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-18 16:15:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-18 16:15:16,257 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-18 16:15:16,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:16,257 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-18 16:15:16,257 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 16:15:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-18 16:15:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-18 16:15:16,260 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:16,260 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:16,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 16:15:16,261 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:16,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:16,261 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-18 16:15:16,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:16,262 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1941627368] [2020-08-18 16:15:16,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 16:15:16,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1941627368] [2020-08-18 16:15:16,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:16,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 16:15:16,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533902802] [2020-08-18 16:15:16,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 16:15:16,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:16,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 16:15:16,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:15:16,449 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-18 16:15:16,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:16,644 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-18 16:15:16,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:15:16,644 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-18 16:15:16,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:16,648 INFO L225 Difference]: With dead ends: 54 [2020-08-18 16:15:16,648 INFO L226 Difference]: Without dead ends: 50 [2020-08-18 16:15:16,649 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 [2020-08-18 16:15:16,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-18 16:15:16,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-18 16:15:16,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-18 16:15:16,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-18 16:15:16,663 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-18 16:15:16,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:16,664 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-18 16:15:16,664 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 16:15:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-18 16:15:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-18 16:15:16,666 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:16,667 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] [2020-08-18 16:15:16,667 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 16:15:16,667 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:16,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:16,668 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-18 16:15:16,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:16,668 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1843248499] [2020-08-18 16:15:16,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:15:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 16:15:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-18 16:15:16,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1843248499] [2020-08-18 16:15:16,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:16,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 16:15:16,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226810428] [2020-08-18 16:15:16,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 16:15:16,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:16,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 16:15:16,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-18 16:15:16,774 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-18 16:15:16,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:16,845 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-18 16:15:16,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 16:15:16,846 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-18 16:15:16,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:16,847 INFO L225 Difference]: With dead ends: 94 [2020-08-18 16:15:16,848 INFO L226 Difference]: Without dead ends: 52 [2020-08-18 16:15:16,849 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 [2020-08-18 16:15:16,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-18 16:15:16,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-18 16:15:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-18 16:15:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-18 16:15:16,863 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-18 16:15:16,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:16,863 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-18 16:15:16,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 16:15:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-18 16:15:16,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-18 16:15:16,866 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:16,866 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] [2020-08-18 16:15:16,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 16:15:16,867 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:16,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:16,867 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-18 16:15:16,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:16,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548894196] [2020-08-18 16:15:16,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:16,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-18 16:15:17,012 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548894196] [2020-08-18 16:15:17,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:17,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 16:15:17,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417048328] [2020-08-18 16:15:17,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:15:17,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:17,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:15:17,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:15:17,014 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-18 16:15:17,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:17,140 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-18 16:15:17,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 16:15:17,140 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-18 16:15:17,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:17,143 INFO L225 Difference]: With dead ends: 103 [2020-08-18 16:15:17,143 INFO L226 Difference]: Without dead ends: 57 [2020-08-18 16:15:17,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:15:17,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-18 16:15:17,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-18 16:15:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-18 16:15:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-18 16:15:17,158 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-18 16:15:17,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:17,159 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-18 16:15:17,159 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:15:17,159 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-18 16:15:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-18 16:15:17,162 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:17,162 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:17,162 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 16:15:17,163 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:17,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:17,163 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-18 16:15:17,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:17,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [413128795] [2020-08-18 16:15:17,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,307 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-18 16:15:17,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [413128795] [2020-08-18 16:15:17,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:17,308 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 16:15:17,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657245008] [2020-08-18 16:15:17,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:15:17,309 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:17,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:15:17,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:15:17,310 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-18 16:15:17,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:17,509 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-18 16:15:17,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 16:15:17,512 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-18 16:15:17,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:17,515 INFO L225 Difference]: With dead ends: 86 [2020-08-18 16:15:17,516 INFO L226 Difference]: Without dead ends: 82 [2020-08-18 16:15:17,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-08-18 16:15:17,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-18 16:15:17,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-18 16:15:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-18 16:15:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-18 16:15:17,571 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-18 16:15:17,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:17,572 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-18 16:15:17,572 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:15:17,572 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-18 16:15:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-18 16:15:17,583 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:17,583 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:17,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 16:15:17,586 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:17,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:17,587 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-18 16:15:17,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:17,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [772746966] [2020-08-18 16:15:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 16:15:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-18 16:15:17,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [772746966] [2020-08-18 16:15:17,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:17,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 16:15:17,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662051331] [2020-08-18 16:15:17,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:15:17,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:17,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:15:17,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:15:17,894 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-18 16:15:18,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:18,037 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-18 16:15:18,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:15:18,038 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-18 16:15:18,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:18,040 INFO L225 Difference]: With dead ends: 167 [2020-08-18 16:15:18,040 INFO L226 Difference]: Without dead ends: 94 [2020-08-18 16:15:18,042 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:15:18,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-18 16:15:18,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-18 16:15:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-18 16:15:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-18 16:15:18,061 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-18 16:15:18,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:18,063 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-18 16:15:18,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:15:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-18 16:15:18,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 16:15:18,066 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:18,066 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:18,067 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-18 16:15:18,067 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:18,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:18,067 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-18 16:15:18,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:18,069 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1210417435] [2020-08-18 16:15:18,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-18 16:15:18,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1210417435] [2020-08-18 16:15:18,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:18,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 16:15:18,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320660788] [2020-08-18 16:15:18,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 16:15:18,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:18,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 16:15:18,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:15:18,248 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-18 16:15:18,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:18,488 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-18 16:15:18,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 16:15:18,489 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-18 16:15:18,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:18,492 INFO L225 Difference]: With dead ends: 188 [2020-08-18 16:15:18,492 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 16:15:18,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 16:15:18,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 16:15:18,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-18 16:15:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 16:15:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-18 16:15:18,513 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-18 16:15:18,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:18,513 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-18 16:15:18,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 16:15:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-18 16:15:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-18 16:15:18,516 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:18,516 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:18,516 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-18 16:15:18,516 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:18,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:18,517 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-18 16:15:18,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:18,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [380971172] [2020-08-18 16:15:18,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-18 16:15:18,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [380971172] [2020-08-18 16:15:18,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:18,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 16:15:18,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935352492] [2020-08-18 16:15:18,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 16:15:18,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:18,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 16:15:18,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 16:15:18,813 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-18 16:15:19,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:19,295 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-18 16:15:19,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-18 16:15:19,297 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-18 16:15:19,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:19,299 INFO L225 Difference]: With dead ends: 199 [2020-08-18 16:15:19,299 INFO L226 Difference]: Without dead ends: 86 [2020-08-18 16:15:19,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-08-18 16:15:19,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-18 16:15:19,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-18 16:15:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-18 16:15:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-18 16:15:19,311 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-18 16:15:19,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:19,311 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-18 16:15:19,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 16:15:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-18 16:15:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-18 16:15:19,313 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:19,313 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:19,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-18 16:15:19,314 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:19,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:19,314 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-18 16:15:19,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:19,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2085880661] [2020-08-18 16:15:19,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 16:15:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-18 16:15:19,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2085880661] [2020-08-18 16:15:19,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:19,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 16:15:19,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884609791] [2020-08-18 16:15:19,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 16:15:19,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:19,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 16:15:19,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 16:15:19,595 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-18 16:15:19,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:19,811 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-18 16:15:19,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 16:15:19,812 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-18 16:15:19,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:19,813 INFO L225 Difference]: With dead ends: 142 [2020-08-18 16:15:19,813 INFO L226 Difference]: Without dead ends: 78 [2020-08-18 16:15:19,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 16:15:19,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-18 16:15:19,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-18 16:15:19,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-18 16:15:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-18 16:15:19,823 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-18 16:15:19,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:19,824 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-18 16:15:19,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 16:15:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-18 16:15:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-18 16:15:19,826 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:19,827 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 13, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:19,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-18 16:15:19,827 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:19,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:19,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-18 16:15:19,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:19,828 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694102037] [2020-08-18 16:15:19,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:19,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 16:15:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 16:15:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 16:15:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-18 16:15:20,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694102037] [2020-08-18 16:15:20,525 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:20,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 16:15:20,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659764812] [2020-08-18 16:15:20,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 16:15:20,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:20,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 16:15:20,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-18 16:15:20,528 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-18 16:15:21,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:21,054 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-18 16:15:21,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-18 16:15:21,054 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-18 16:15:21,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:21,056 INFO L225 Difference]: With dead ends: 184 [2020-08-18 16:15:21,057 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 16:15:21,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2020-08-18 16:15:21,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 16:15:21,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-18 16:15:21,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-18 16:15:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-18 16:15:21,073 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-18 16:15:21,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:21,074 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-18 16:15:21,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 16:15:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-18 16:15:21,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-18 16:15:21,077 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:21,078 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:21,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-18 16:15:21,078 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:21,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:21,079 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-18 16:15:21,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:21,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1076614039] [2020-08-18 16:15:21,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 16:15:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,415 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-18 16:15:21,416 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1076614039] [2020-08-18 16:15:21,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:21,416 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 16:15:21,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65506671] [2020-08-18 16:15:21,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 16:15:21,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:21,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 16:15:21,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 16:15:21,419 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-18 16:15:21,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:21,680 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-18 16:15:21,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-18 16:15:21,681 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-18 16:15:21,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:21,682 INFO L225 Difference]: With dead ends: 188 [2020-08-18 16:15:21,682 INFO L226 Difference]: Without dead ends: 101 [2020-08-18 16:15:21,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 16:15:21,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-18 16:15:21,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-18 16:15:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-18 16:15:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-18 16:15:21,692 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-18 16:15:21,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:21,692 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-18 16:15:21,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 16:15:21,693 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-18 16:15:21,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 16:15:21,694 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:21,695 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:21,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-18 16:15:21,695 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:21,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:21,696 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-18 16:15:21,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:21,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1655935539] [2020-08-18 16:15:21,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:21,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-18 16:15:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-18 16:15:22,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1655935539] [2020-08-18 16:15:22,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:22,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 16:15:22,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76263567] [2020-08-18 16:15:22,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 16:15:22,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:22,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 16:15:22,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 16:15:22,134 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-18 16:15:22,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:22,710 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-18 16:15:22,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 16:15:22,711 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-18 16:15:22,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:22,714 INFO L225 Difference]: With dead ends: 224 [2020-08-18 16:15:22,714 INFO L226 Difference]: Without dead ends: 131 [2020-08-18 16:15:22,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-18 16:15:22,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-18 16:15:22,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-18 16:15:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-18 16:15:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-18 16:15:22,734 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-18 16:15:22,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:22,734 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-18 16:15:22,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 16:15:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-18 16:15:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 16:15:22,737 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:22,737 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:22,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-18 16:15:22,738 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:22,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:22,738 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-18 16:15:22,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:22,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [871345029] [2020-08-18 16:15:22,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:22,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-18 16:15:23,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [871345029] [2020-08-18 16:15:23,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:23,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 16:15:23,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209757527] [2020-08-18 16:15:23,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 16:15:23,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:23,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 16:15:23,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-18 16:15:23,125 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-18 16:15:23,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:23,450 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-18 16:15:23,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-18 16:15:23,450 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-18 16:15:23,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:23,455 INFO L225 Difference]: With dead ends: 244 [2020-08-18 16:15:23,455 INFO L226 Difference]: Without dead ends: 240 [2020-08-18 16:15:23,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-08-18 16:15:23,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-18 16:15:23,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-18 16:15:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-18 16:15:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-18 16:15:23,507 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-18 16:15:23,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:23,508 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-18 16:15:23,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 16:15:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-18 16:15:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-18 16:15:23,512 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:23,512 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 17, 16, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:23,513 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-18 16:15:23,513 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:23,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:23,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-18 16:15:23,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:23,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [121559867] [2020-08-18 16:15:23,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 16:15:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-18 16:15:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 16:15:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:23,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-18 16:15:24,043 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [121559867] [2020-08-18 16:15:24,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:24,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 16:15:24,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044617549] [2020-08-18 16:15:24,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 16:15:24,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:24,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 16:15:24,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 16:15:24,048 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-18 16:15:24,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:24,294 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-18 16:15:24,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-18 16:15:24,294 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-18 16:15:24,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:24,298 INFO L225 Difference]: With dead ends: 429 [2020-08-18 16:15:24,298 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 16:15:24,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 16:15:24,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 16:15:24,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-18 16:15:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-18 16:15:24,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-18 16:15:24,317 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-18 16:15:24,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:24,317 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-18 16:15:24,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 16:15:24,317 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-18 16:15:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-18 16:15:24,321 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:24,322 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 16, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:24,322 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-18 16:15:24,322 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:24,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:24,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-18 16:15:24,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:24,323 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [409556145] [2020-08-18 16:15:24,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-18 16:15:25,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [409556145] [2020-08-18 16:15:25,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:25,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 16:15:25,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922852003] [2020-08-18 16:15:25,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 16:15:25,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:25,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 16:15:25,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-18 16:15:25,064 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-18 16:15:25,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:25,404 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-18 16:15:25,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-18 16:15:25,404 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-18 16:15:25,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:25,417 INFO L225 Difference]: With dead ends: 469 [2020-08-18 16:15:25,418 INFO L226 Difference]: Without dead ends: 465 [2020-08-18 16:15:25,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-18 16:15:25,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-18 16:15:25,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-18 16:15:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-18 16:15:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-18 16:15:25,460 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-18 16:15:25,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:25,461 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-18 16:15:25,461 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 16:15:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-18 16:15:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-18 16:15:25,468 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:25,468 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:25,468 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-18 16:15:25,469 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:25,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:25,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-18 16:15:25,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:25,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [860133992] [2020-08-18 16:15:25,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:25,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 16:15:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-18 16:15:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-18 16:15:26,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [860133992] [2020-08-18 16:15:26,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:26,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 16:15:26,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870660174] [2020-08-18 16:15:26,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 16:15:26,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:26,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 16:15:26,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 16:15:26,542 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-18 16:15:27,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:27,140 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-18 16:15:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 16:15:27,141 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-18 16:15:27,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:27,154 INFO L225 Difference]: With dead ends: 924 [2020-08-18 16:15:27,155 INFO L226 Difference]: Without dead ends: 493 [2020-08-18 16:15:27,161 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 16:15:27,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-18 16:15:27,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-18 16:15:27,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-18 16:15:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-18 16:15:27,218 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-18 16:15:27,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:27,219 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-18 16:15:27,219 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 16:15:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-18 16:15:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-18 16:15:27,232 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:27,232 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 11, 9, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:27,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-18 16:15:27,233 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:27,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:27,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1740376526, now seen corresponding path program 7 times [2020-08-18 16:15:27,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:27,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696754960] [2020-08-18 16:15:27,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:27,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:28,927 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 1102 proven. 902 refuted. 0 times theorem prover too weak. 3365 trivial. 0 not checked. [2020-08-18 16:15:28,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696754960] [2020-08-18 16:15:28,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:28,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 16:15:28,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137958111] [2020-08-18 16:15:28,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 16:15:28,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:28,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 16:15:28,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-08-18 16:15:28,934 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 22 states. [2020-08-18 16:15:30,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:30,012 INFO L93 Difference]: Finished difference Result 1181 states and 2195 transitions. [2020-08-18 16:15:30,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-18 16:15:30,013 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 436 [2020-08-18 16:15:30,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:30,032 INFO L225 Difference]: With dead ends: 1181 [2020-08-18 16:15:30,032 INFO L226 Difference]: Without dead ends: 756 [2020-08-18 16:15:30,043 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=1408, Unknown=0, NotChecked=0, Total=1640 [2020-08-18 16:15:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-08-18 16:15:30,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 676. [2020-08-18 16:15:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-08-18 16:15:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1086 transitions. [2020-08-18 16:15:30,137 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1086 transitions. Word has length 436 [2020-08-18 16:15:30,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:30,138 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 1086 transitions. [2020-08-18 16:15:30,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 16:15:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1086 transitions. [2020-08-18 16:15:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-08-18 16:15:30,159 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:30,160 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 27, 27, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 11, 10, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:30,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-18 16:15:30,160 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:30,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:30,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1326629730, now seen corresponding path program 8 times [2020-08-18 16:15:30,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:30,161 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1512817672] [2020-08-18 16:15:30,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:30,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6082 backedges. 179 proven. 1128 refuted. 0 times theorem prover too weak. 4775 trivial. 0 not checked. [2020-08-18 16:15:31,575 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1512817672] [2020-08-18 16:15:31,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:31,576 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-18 16:15:31,576 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159084495] [2020-08-18 16:15:31,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-18 16:15:31,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:31,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-18 16:15:31,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-18 16:15:31,578 INFO L87 Difference]: Start difference. First operand 676 states and 1086 transitions. Second operand 13 states. [2020-08-18 16:15:31,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:31,982 INFO L93 Difference]: Finished difference Result 1328 states and 2231 transitions. [2020-08-18 16:15:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-18 16:15:31,983 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 463 [2020-08-18 16:15:31,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:32,006 INFO L225 Difference]: With dead ends: 1328 [2020-08-18 16:15:32,006 INFO L226 Difference]: Without dead ends: 1324 [2020-08-18 16:15:32,010 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2020-08-18 16:15:32,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2020-08-18 16:15:32,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1304. [2020-08-18 16:15:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-08-18 16:15:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 2185 transitions. [2020-08-18 16:15:32,151 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 2185 transitions. Word has length 463 [2020-08-18 16:15:32,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:32,153 INFO L479 AbstractCegarLoop]: Abstraction has 1304 states and 2185 transitions. [2020-08-18 16:15:32,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-18 16:15:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2185 transitions. [2020-08-18 16:15:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1377 [2020-08-18 16:15:32,271 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:32,272 INFO L422 BasicCegarLoop]: trace histogram [102, 102, 99, 99, 82, 81, 51, 51, 51, 51, 51, 51, 51, 49, 49, 49, 49, 49, 49, 49, 33, 30, 20, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:32,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-18 16:15:32,272 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:32,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:32,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1269461951, now seen corresponding path program 9 times [2020-08-18 16:15:32,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:32,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [764522619] [2020-08-18 16:15:32,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:33,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:33,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 16:15:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-08-18 16:15:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 16:15:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:35,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2020-08-18 16:15:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:36,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 16:15:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 16:15:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:37,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:39,409 INFO L134 CoverageAnalysis]: Checked inductivity of 56373 backedges. 4504 proven. 7480 refuted. 0 times theorem prover too weak. 44389 trivial. 0 not checked. [2020-08-18 16:15:39,410 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [764522619] [2020-08-18 16:15:39,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:39,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-18 16:15:39,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311000671] [2020-08-18 16:15:39,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-18 16:15:39,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:39,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-18 16:15:39,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-18 16:15:39,413 INFO L87 Difference]: Start difference. First operand 1304 states and 2185 transitions. Second operand 29 states. [2020-08-18 16:15:41,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:41,138 INFO L93 Difference]: Finished difference Result 2712 states and 4831 transitions. [2020-08-18 16:15:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-08-18 16:15:41,139 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 1376 [2020-08-18 16:15:41,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:41,164 INFO L225 Difference]: With dead ends: 2712 [2020-08-18 16:15:41,164 INFO L226 Difference]: Without dead ends: 1422 [2020-08-18 16:15:41,183 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=448, Invalid=3458, Unknown=0, NotChecked=0, Total=3906 [2020-08-18 16:15:41,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2020-08-18 16:15:41,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1254. [2020-08-18 16:15:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2020-08-18 16:15:41,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1962 transitions. [2020-08-18 16:15:41,302 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1962 transitions. Word has length 1376 [2020-08-18 16:15:41,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:41,303 INFO L479 AbstractCegarLoop]: Abstraction has 1254 states and 1962 transitions. [2020-08-18 16:15:41,303 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-18 16:15:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1962 transitions. [2020-08-18 16:15:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-18 16:15:41,317 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:41,318 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 45, 45, 38, 37, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 16, 13, 10, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:41,318 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-18 16:15:41,318 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:41,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:41,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1490795651, now seen corresponding path program 10 times [2020-08-18 16:15:41,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:41,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446760233] [2020-08-18 16:15:41,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:41,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-18 16:15:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 16:15:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 567 proven. 1942 refuted. 0 times theorem prover too weak. 9360 trivial. 0 not checked. [2020-08-18 16:15:42,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446760233] [2020-08-18 16:15:42,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:42,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-18 16:15:42,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388719763] [2020-08-18 16:15:42,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-18 16:15:42,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:42,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-18 16:15:42,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-18 16:15:42,861 INFO L87 Difference]: Start difference. First operand 1254 states and 1962 transitions. Second operand 16 states. [2020-08-18 16:15:43,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:43,573 INFO L93 Difference]: Finished difference Result 2639 states and 4460 transitions. [2020-08-18 16:15:43,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 16:15:43,573 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 640 [2020-08-18 16:15:43,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:43,600 INFO L225 Difference]: With dead ends: 2639 [2020-08-18 16:15:43,601 INFO L226 Difference]: Without dead ends: 1399 [2020-08-18 16:15:43,615 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-18 16:15:43,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2020-08-18 16:15:43,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1328. [2020-08-18 16:15:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1328 states. [2020-08-18 16:15:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2092 transitions. [2020-08-18 16:15:43,711 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2092 transitions. Word has length 640 [2020-08-18 16:15:43,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:43,712 INFO L479 AbstractCegarLoop]: Abstraction has 1328 states and 2092 transitions. [2020-08-18 16:15:43,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-18 16:15:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2092 transitions. [2020-08-18 16:15:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-18 16:15:43,730 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:43,730 INFO L422 BasicCegarLoop]: trace histogram [69, 69, 66, 66, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 14, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:43,731 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-18 16:15:43,731 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:43,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:43,731 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 11 times [2020-08-18 16:15:43,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:43,732 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1881599468] [2020-08-18 16:15:43,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:44,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:44,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:44,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:44,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:44,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 16:15:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:45,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 1773 proven. 3546 refuted. 0 times theorem prover too weak. 19917 trivial. 0 not checked. [2020-08-18 16:15:46,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1881599468] [2020-08-18 16:15:46,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 16:15:46,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 16:15:46,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277503097] [2020-08-18 16:15:46,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 16:15:46,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:15:46,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 16:15:46,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 16:15:46,941 INFO L87 Difference]: Start difference. First operand 1328 states and 2092 transitions. Second operand 22 states. [2020-08-18 16:15:48,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:15:48,597 INFO L93 Difference]: Finished difference Result 1745 states and 2951 transitions. [2020-08-18 16:15:48,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-18 16:15:48,598 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-18 16:15:48,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:15:48,605 INFO L225 Difference]: With dead ends: 1745 [2020-08-18 16:15:48,605 INFO L226 Difference]: Without dead ends: 316 [2020-08-18 16:15:48,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-18 16:15:48,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-08-18 16:15:48,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 248. [2020-08-18 16:15:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-08-18 16:15:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 359 transitions. [2020-08-18 16:15:48,637 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 359 transitions. Word has length 926 [2020-08-18 16:15:48,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:15:48,638 INFO L479 AbstractCegarLoop]: Abstraction has 248 states and 359 transitions. [2020-08-18 16:15:48,638 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 16:15:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 359 transitions. [2020-08-18 16:15:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3160 [2020-08-18 16:15:48,749 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:15:48,751 INFO L422 BasicCegarLoop]: trace histogram [237, 237, 226, 226, 188, 186, 118, 118, 118, 118, 118, 118, 118, 113, 113, 113, 113, 113, 113, 113, 73, 70, 51, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:15:48,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-18 16:15:48,752 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:15:48,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:15:48,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1496559874, now seen corresponding path program 12 times [2020-08-18 16:15:48,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:15:48,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1962330708] [2020-08-18 16:15:48,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:15:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:53,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:15:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:53,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 16:15:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:55,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 16:15:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:56,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-08-18 16:15:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 16:15:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:57,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:58,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1521 [2020-08-18 16:15:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:15:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:15:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:15:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:15:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:15:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:15:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:15:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:15:59,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:15:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 16:16:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:16:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:00,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-08-18 16:16:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:16:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 16:16:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 16:16:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 16:16:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 16:16:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 16:16:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 16:16:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:16:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 16:16:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:16:01,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 16:16:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat