/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 15:27:20,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 15:27:20,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 15:27:20,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 15:27:20,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 15:27:20,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 15:27:20,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 15:27:20,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 15:27:20,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 15:27:20,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 15:27:20,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 15:27:20,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 15:27:20,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 15:27:20,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 15:27:20,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 15:27:20,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 15:27:20,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 15:27:20,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 15:27:20,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 15:27:20,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 15:27:20,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 15:27:20,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 15:27:20,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 15:27:20,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 15:27:20,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 15:27:20,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 15:27:20,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 15:27:20,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 15:27:20,439 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 15:27:20,463 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 15:27:20,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 15:27:20,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 15:27:20,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 15:27:20,465 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 15:27:20,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 15:27:20,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 15:27:20,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 15:27:20,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 15:27:20,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 15:27:20,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 15:27:20,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 15:27:20,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 15:27:20,466 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 15:27:20,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 15:27:20,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 15:27:20,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 15:27:20,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 15:27:20,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 15:27:20,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 15:27:20,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 15:27:20,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:27:20,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 15:27:20,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 15:27:20,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 15:27:20,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 15:27:20,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 15:27:20,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 15:27:20,469 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 15:27:20,470 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 -> false [2020-08-18 15:27:20,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 15:27:20,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 15:27:20,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 15:27:20,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 15:27:20,821 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 15:27:20,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-08-18 15:27:20,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5bcc52cc/4f33bda0b1884344b925f95763932456/FLAG6ef35d090 [2020-08-18 15:27:21,354 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 15:27:21,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-08-18 15:27:21,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5bcc52cc/4f33bda0b1884344b925f95763932456/FLAG6ef35d090 [2020-08-18 15:27:21,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c5bcc52cc/4f33bda0b1884344b925f95763932456 [2020-08-18 15:27:21,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 15:27:21,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 15:27:21,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 15:27:21,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 15:27:21,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 15:27:21,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:21,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f30a912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21, skipping insertion in model container [2020-08-18 15:27:21,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:21,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 15:27:21,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 15:27:21,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:27:21,946 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 15:27:21,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:27:21,973 INFO L208 MainTranslator]: Completed translation [2020-08-18 15:27:21,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21 WrapperNode [2020-08-18 15:27:21,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 15:27:21,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 15:27:21,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 15:27:21,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 15:27:21,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:21,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (1/1) ... [2020-08-18 15:27:22,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 15:27:22,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 15:27:22,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 15:27:22,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 15:27:22,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (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 15:27:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 15:27:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 15:27:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-18 15:27:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-18 15:27:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 15:27:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 15:27:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 15:27:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-18 15:27:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-18 15:27:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 15:27:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 15:27:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 15:27:22,415 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 15:27:22,416 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 15:27:22,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:27:22 BoogieIcfgContainer [2020-08-18 15:27:22,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 15:27:22,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 15:27:22,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 15:27:22,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 15:27:22,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 03:27:21" (1/3) ... [2020-08-18 15:27:22,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cd5ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:27:22, skipping insertion in model container [2020-08-18 15:27:22,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:27:21" (2/3) ... [2020-08-18 15:27:22,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cd5ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:27:22, skipping insertion in model container [2020-08-18 15:27:22,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:27:22" (3/3) ... [2020-08-18 15:27:22,430 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_25-1.c [2020-08-18 15:27:22,444 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 15:27:22,456 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 15:27:22,478 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 15:27:22,512 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 15:27:22,513 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 15:27:22,513 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 15:27:22,513 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 15:27:22,513 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 15:27:22,513 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 15:27:22,514 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 15:27:22,514 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 15:27:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-18 15:27:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-18 15:27:22,558 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:22,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:22,560 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:22,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:22,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-18 15:27:22,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:22,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [760290250] [2020-08-18 15:27:22,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:22,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:22,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:22,794 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 15:27:22,795 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [760290250] [2020-08-18 15:27:22,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:27:22,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 15:27:22,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403936314] [2020-08-18 15:27:22,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:27:22,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:22,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:27:22,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:27:22,823 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-18 15:27:22,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:22,931 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-18 15:27:22,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 15:27:22,933 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-18 15:27:22,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:22,948 INFO L225 Difference]: With dead ends: 44 [2020-08-18 15:27:22,949 INFO L226 Difference]: Without dead ends: 30 [2020-08-18 15:27:22,954 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 15:27:22,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-18 15:27:23,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-18 15:27:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 15:27:23,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 15:27:23,023 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-18 15:27:23,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:23,024 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 15:27:23,025 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:27:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 15:27:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-18 15:27:23,030 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:23,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:23,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 15:27:23,032 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:23,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:23,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-18 15:27:23,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:23,033 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1636922814] [2020-08-18 15:27:23,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,123 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 15:27:23,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1636922814] [2020-08-18 15:27:23,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:27:23,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 15:27:23,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12004937] [2020-08-18 15:27:23,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:27:23,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:23,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:27:23,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:27:23,128 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-18 15:27:23,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:23,195 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-18 15:27:23,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 15:27:23,196 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-18 15:27:23,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:23,198 INFO L225 Difference]: With dead ends: 36 [2020-08-18 15:27:23,198 INFO L226 Difference]: Without dead ends: 32 [2020-08-18 15:27:23,199 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 15:27:23,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-18 15:27:23,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-18 15:27:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 15:27:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 15:27:23,209 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-18 15:27:23,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:23,209 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 15:27:23,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:27:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 15:27:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-18 15:27:23,211 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:23,212 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 15:27:23,212 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 15:27:23,212 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:23,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:23,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-18 15:27:23,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:23,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1693016797] [2020-08-18 15:27:23,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:27:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,326 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 15:27:23,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1693016797] [2020-08-18 15:27:23,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:23,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 15:27:23,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766877106] [2020-08-18 15:27:23,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 15:27:23,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:23,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 15:27:23,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:27:23,330 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-18 15:27:23,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:23,421 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-18 15:27:23,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 15:27:23,422 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-18 15:27:23,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:23,424 INFO L225 Difference]: With dead ends: 58 [2020-08-18 15:27:23,424 INFO L226 Difference]: Without dead ends: 34 [2020-08-18 15:27:23,425 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 15:27:23,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-18 15:27:23,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-18 15:27:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-18 15:27:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-18 15:27:23,435 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-18 15:27:23,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:23,435 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-18 15:27:23,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 15:27:23,435 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-18 15:27:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-18 15:27:23,437 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:23,437 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 15:27:23,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 15:27:23,438 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:23,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:23,439 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-18 15:27:23,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:23,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539527388] [2020-08-18 15:27:23,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,564 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 15:27:23,564 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539527388] [2020-08-18 15:27:23,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:23,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 15:27:23,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429397179] [2020-08-18 15:27:23,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 15:27:23,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:23,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 15:27:23,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:27:23,567 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-18 15:27:23,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:23,749 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-18 15:27:23,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:27:23,750 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-18 15:27:23,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:23,753 INFO L225 Difference]: With dead ends: 54 [2020-08-18 15:27:23,753 INFO L226 Difference]: Without dead ends: 50 [2020-08-18 15:27:23,754 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 15:27:23,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-18 15:27:23,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-18 15:27:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-18 15:27:23,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-18 15:27:23,767 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-18 15:27:23,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:23,768 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-18 15:27:23,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 15:27:23,768 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-18 15:27:23,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-18 15:27:23,770 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:23,771 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 15:27:23,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 15:27:23,771 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:23,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:23,772 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-18 15:27:23,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:23,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1761621183] [2020-08-18 15:27:23,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:27:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:27:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:23,897 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 15:27:23,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1761621183] [2020-08-18 15:27:23,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:23,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 15:27:23,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679434673] [2020-08-18 15:27:23,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 15:27:23,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:23,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 15:27:23,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-18 15:27:23,900 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-18 15:27:23,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:23,972 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-18 15:27:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 15:27:23,973 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-18 15:27:23,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:23,974 INFO L225 Difference]: With dead ends: 94 [2020-08-18 15:27:23,975 INFO L226 Difference]: Without dead ends: 52 [2020-08-18 15:27:23,976 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 15:27:23,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-18 15:27:23,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-18 15:27:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-18 15:27:23,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-18 15:27:23,987 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-18 15:27:23,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:23,988 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-18 15:27:23,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 15:27:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-18 15:27:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-18 15:27:23,990 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:23,991 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 15:27:23,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 15:27:23,991 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:23,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:23,992 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-18 15:27:23,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:23,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [85568844] [2020-08-18 15:27:23,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,123 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 15:27:24,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [85568844] [2020-08-18 15:27:24,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:24,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 15:27:24,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593546775] [2020-08-18 15:27:24,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:27:24,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:24,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:27:24,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:27:24,126 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-18 15:27:24,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:24,232 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-18 15:27:24,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 15:27:24,233 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-18 15:27:24,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:24,235 INFO L225 Difference]: With dead ends: 103 [2020-08-18 15:27:24,235 INFO L226 Difference]: Without dead ends: 57 [2020-08-18 15:27:24,236 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 15:27:24,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-18 15:27:24,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-18 15:27:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-18 15:27:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-18 15:27:24,247 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-18 15:27:24,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:24,248 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-18 15:27:24,248 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:27:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-18 15:27:24,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-18 15:27:24,250 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:24,250 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 15:27:24,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 15:27:24,251 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:24,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:24,251 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-18 15:27:24,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:24,252 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [859328826] [2020-08-18 15:27:24,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,414 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 15:27:24,415 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [859328826] [2020-08-18 15:27:24,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:24,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 15:27:24,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429812274] [2020-08-18 15:27:24,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:27:24,416 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:24,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:27:24,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:27:24,417 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-18 15:27:24,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:24,624 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-18 15:27:24,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 15:27:24,625 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-18 15:27:24,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:24,628 INFO L225 Difference]: With dead ends: 86 [2020-08-18 15:27:24,628 INFO L226 Difference]: Without dead ends: 82 [2020-08-18 15:27:24,629 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 15:27:24,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-18 15:27:24,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-18 15:27:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-18 15:27:24,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-18 15:27:24,645 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-18 15:27:24,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:24,646 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-18 15:27:24,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:27:24,646 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-18 15:27:24,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-18 15:27:24,650 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:24,650 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 15:27:24,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 15:27:24,651 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:24,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:24,651 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-18 15:27:24,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:24,652 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1795665055] [2020-08-18 15:27:24,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 15:27:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,793 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 15:27:24,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1795665055] [2020-08-18 15:27:24,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:24,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 15:27:24,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057328165] [2020-08-18 15:27:24,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:27:24,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:24,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:27:24,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:27:24,797 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-18 15:27:24,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:24,926 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-18 15:27:24,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:27:24,927 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-18 15:27:24,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:24,929 INFO L225 Difference]: With dead ends: 167 [2020-08-18 15:27:24,930 INFO L226 Difference]: Without dead ends: 94 [2020-08-18 15:27:24,931 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-18 15:27:24,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-18 15:27:24,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-18 15:27:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-18 15:27:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-18 15:27:24,947 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-18 15:27:24,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:24,948 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-18 15:27:24,948 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:27:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-18 15:27:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 15:27:24,952 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:24,955 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 15:27:24,955 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-18 15:27:24,956 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:24,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:24,956 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-18 15:27:24,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:24,957 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022833830] [2020-08-18 15:27:24,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:24,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,118 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 15:27:25,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022833830] [2020-08-18 15:27:25,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:25,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 15:27:25,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517584836] [2020-08-18 15:27:25,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 15:27:25,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:25,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 15:27:25,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 15:27:25,121 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-18 15:27:25,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:25,356 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-18 15:27:25,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 15:27:25,357 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-18 15:27:25,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:25,359 INFO L225 Difference]: With dead ends: 188 [2020-08-18 15:27:25,359 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 15:27:25,361 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 15:27:25,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 15:27:25,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-18 15:27:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 15:27:25,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-18 15:27:25,377 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-18 15:27:25,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:25,378 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-18 15:27:25,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 15:27:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-18 15:27:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-18 15:27:25,380 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:25,380 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 15:27:25,380 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-18 15:27:25,381 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:25,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:25,381 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-18 15:27:25,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:25,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942807701] [2020-08-18 15:27:25,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:25,690 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 15:27:25,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942807701] [2020-08-18 15:27:25,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:25,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 15:27:25,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240572433] [2020-08-18 15:27:25,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 15:27:25,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:25,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 15:27:25,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 15:27:25,693 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-18 15:27:26,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:26,095 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-18 15:27:26,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-18 15:27:26,096 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-18 15:27:26,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:26,098 INFO L225 Difference]: With dead ends: 199 [2020-08-18 15:27:26,098 INFO L226 Difference]: Without dead ends: 86 [2020-08-18 15:27:26,101 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 15:27:26,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-18 15:27:26,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-18 15:27:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-18 15:27:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-18 15:27:26,116 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-18 15:27:26,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:26,117 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-18 15:27:26,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 15:27:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-18 15:27:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-18 15:27:26,119 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:26,119 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 15:27:26,119 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-18 15:27:26,119 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:26,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:26,120 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-18 15:27:26,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:26,120 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [779530697] [2020-08-18 15:27:26,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 15:27:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,383 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 15:27:26,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [779530697] [2020-08-18 15:27:26,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:26,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 15:27:26,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896154771] [2020-08-18 15:27:26,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 15:27:26,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:26,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 15:27:26,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 15:27:26,386 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-18 15:27:26,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:26,552 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-18 15:27:26,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 15:27:26,553 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-18 15:27:26,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:26,554 INFO L225 Difference]: With dead ends: 142 [2020-08-18 15:27:26,555 INFO L226 Difference]: Without dead ends: 78 [2020-08-18 15:27:26,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:27:26,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-18 15:27:26,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-18 15:27:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-18 15:27:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-18 15:27:26,570 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-18 15:27:26,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:26,570 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-18 15:27:26,570 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 15:27:26,571 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-18 15:27:26,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-18 15:27:26,572 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:26,572 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 15:27:26,573 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-18 15:27:26,573 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:26,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:26,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-18 15:27:26,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:26,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127185807] [2020-08-18 15:27:26,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 15:27:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 15:27:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:26,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 15:27:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,114 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 15:27:27,114 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127185807] [2020-08-18 15:27:27,114 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:27,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 15:27:27,115 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323645757] [2020-08-18 15:27:27,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 15:27:27,115 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:27,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 15:27:27,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-18 15:27:27,116 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-18 15:27:27,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:27,749 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-18 15:27:27,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-18 15:27:27,749 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-18 15:27:27,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:27,751 INFO L225 Difference]: With dead ends: 184 [2020-08-18 15:27:27,751 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 15:27:27,753 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 15:27:27,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 15:27:27,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-18 15:27:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-18 15:27:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-18 15:27:27,763 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-18 15:27:27,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:27,764 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-18 15:27:27,764 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 15:27:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-18 15:27:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-18 15:27:27,766 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:27,766 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 15:27:27,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-18 15:27:27,766 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:27,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:27,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-18 15:27:27,767 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:27,767 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [421387606] [2020-08-18 15:27:27,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 15:27:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:27,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,043 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 15:27:28,044 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [421387606] [2020-08-18 15:27:28,044 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:28,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 15:27:28,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670663899] [2020-08-18 15:27:28,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 15:27:28,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:28,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 15:27:28,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 15:27:28,046 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-18 15:27:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:28,313 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-18 15:27:28,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-18 15:27:28,317 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-18 15:27:28,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:28,319 INFO L225 Difference]: With dead ends: 188 [2020-08-18 15:27:28,319 INFO L226 Difference]: Without dead ends: 101 [2020-08-18 15:27:28,320 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 15:27:28,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-18 15:27:28,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-18 15:27:28,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-18 15:27:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-18 15:27:28,329 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-18 15:27:28,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:28,330 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-18 15:27:28,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 15:27:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-18 15:27:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 15:27:28,332 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:28,332 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 15:27:28,332 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-18 15:27:28,333 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:28,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:28,333 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-18 15:27:28,333 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:28,334 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [700914150] [2020-08-18 15:27:28,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-18 15:27:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:28,754 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 15:27:28,754 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [700914150] [2020-08-18 15:27:28,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:28,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 15:27:28,755 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645270668] [2020-08-18 15:27:28,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 15:27:28,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:28,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 15:27:28,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:27:28,757 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-18 15:27:29,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:29,373 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-18 15:27:29,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 15:27:29,374 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-18 15:27:29,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:29,376 INFO L225 Difference]: With dead ends: 224 [2020-08-18 15:27:29,376 INFO L226 Difference]: Without dead ends: 131 [2020-08-18 15:27:29,379 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 15:27:29,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-18 15:27:29,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-18 15:27:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-18 15:27:29,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-18 15:27:29,392 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-18 15:27:29,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:29,394 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-18 15:27:29,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 15:27:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-18 15:27:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 15:27:29,400 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:29,401 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 15:27:29,401 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-18 15:27:29,401 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:29,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:29,402 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-18 15:27:29,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:29,403 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1016646696] [2020-08-18 15:27:29,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:29,804 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 15:27:29,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1016646696] [2020-08-18 15:27:29,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:29,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 15:27:29,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831719335] [2020-08-18 15:27:29,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 15:27:29,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:29,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 15:27:29,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-18 15:27:29,807 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-18 15:27:30,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:30,149 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-18 15:27:30,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-18 15:27:30,150 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-18 15:27:30,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:30,155 INFO L225 Difference]: With dead ends: 244 [2020-08-18 15:27:30,155 INFO L226 Difference]: Without dead ends: 240 [2020-08-18 15:27:30,158 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 15:27:30,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-18 15:27:30,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-18 15:27:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-18 15:27:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-18 15:27:30,192 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-18 15:27:30,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:30,194 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-18 15:27:30,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 15:27:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-18 15:27:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-18 15:27:30,207 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:30,208 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:30,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-18 15:27:30,208 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:30,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:30,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-18 15:27:30,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:30,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [95198250] [2020-08-18 15:27:30,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 15:27:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-18 15:27:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 15:27:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-18 15:27:30,978 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [95198250] [2020-08-18 15:27:30,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:30,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 15:27:30,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186544603] [2020-08-18 15:27:30,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 15:27:30,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:30,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 15:27:30,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 15:27:30,980 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-18 15:27:31,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:31,243 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-18 15:27:31,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-18 15:27:31,244 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-18 15:27:31,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:31,247 INFO L225 Difference]: With dead ends: 429 [2020-08-18 15:27:31,248 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 15:27:31,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 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 15:27:31,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 15:27:31,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-18 15:27:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-18 15:27:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-18 15:27:31,267 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-18 15:27:31,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:31,267 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-18 15:27:31,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 15:27:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-18 15:27:31,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-18 15:27:31,271 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:31,271 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:31,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-18 15:27:31,271 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:31,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:31,272 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-18 15:27:31,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:31,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1979309543] [2020-08-18 15:27:31,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 15:27:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-18 15:27:31,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1979309543] [2020-08-18 15:27:31,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:31,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 15:27:31,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774175635] [2020-08-18 15:27:31,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 15:27:31,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:31,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 15:27:31,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:27:31,818 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-18 15:27:32,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:32,265 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-18 15:27:32,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-18 15:27:32,266 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-18 15:27:32,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:32,272 INFO L225 Difference]: With dead ends: 454 [2020-08-18 15:27:32,272 INFO L226 Difference]: Without dead ends: 246 [2020-08-18 15:27:32,275 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 15:27:32,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-18 15:27:32,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-18 15:27:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-18 15:27:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-18 15:27:32,295 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-18 15:27:32,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:32,295 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-18 15:27:32,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 15:27:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-18 15:27:32,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-18 15:27:32,300 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:32,300 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 15:27:32,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-18 15:27:32,300 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:32,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:32,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-18 15:27:32,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:32,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1117848724] [2020-08-18 15:27:32,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:32,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,075 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 15:27:33,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1117848724] [2020-08-18 15:27:33,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:33,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 15:27:33,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090281710] [2020-08-18 15:27:33,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 15:27:33,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:33,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 15:27:33,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-18 15:27:33,088 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-18 15:27:33,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:33,537 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-18 15:27:33,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-18 15:27:33,538 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-18 15:27:33,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:33,549 INFO L225 Difference]: With dead ends: 487 [2020-08-18 15:27:33,549 INFO L226 Difference]: Without dead ends: 483 [2020-08-18 15:27:33,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-18 15:27:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-18 15:27:33,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-18 15:27:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-18 15:27:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-18 15:27:33,593 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-18 15:27:33,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:33,594 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-18 15:27:33,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 15:27:33,594 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-18 15:27:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-18 15:27:33,605 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:33,605 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, 10, 10, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:33,606 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-18 15:27:33,606 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:33,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:33,606 INFO L82 PathProgramCache]: Analyzing trace with hash 400039386, now seen corresponding path program 7 times [2020-08-18 15:27:33,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:33,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1497527192] [2020-08-18 15:27:33,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:33,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 15:27:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-18 15:27:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 308 proven. 1032 refuted. 0 times theorem prover too weak. 4029 trivial. 0 not checked. [2020-08-18 15:27:34,746 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1497527192] [2020-08-18 15:27:34,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:34,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 15:27:34,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528450648] [2020-08-18 15:27:34,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 15:27:34,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:34,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 15:27:34,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:27:34,750 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-18 15:27:35,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:35,187 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-18 15:27:35,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 15:27:35,188 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 436 [2020-08-18 15:27:35,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:35,196 INFO L225 Difference]: With dead ends: 978 [2020-08-18 15:27:35,196 INFO L226 Difference]: Without dead ends: 529 [2020-08-18 15:27:35,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 15:27:35,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-18 15:27:35,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-18 15:27:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-18 15:27:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-18 15:27:35,237 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 436 [2020-08-18 15:27:35,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:35,238 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-18 15:27:35,238 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 15:27:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-18 15:27:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2020-08-18 15:27:35,262 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:35,263 INFO L422 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 40, 40, 25, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 16, 15, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:35,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-18 15:27:35,263 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:35,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:35,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1006295584, now seen corresponding path program 8 times [2020-08-18 15:27:35,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:35,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [313944393] [2020-08-18 15:27:35,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:35,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:36,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 13468 backedges. 1109 proven. 2410 refuted. 0 times theorem prover too weak. 9949 trivial. 0 not checked. [2020-08-18 15:27:37,489 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [313944393] [2020-08-18 15:27:37,490 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:37,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 15:27:37,490 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384771771] [2020-08-18 15:27:37,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 15:27:37,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:37,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 15:27:37,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-08-18 15:27:37,492 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 20 states. [2020-08-18 15:27:38,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:38,806 INFO L93 Difference]: Finished difference Result 798 states and 1330 transitions. [2020-08-18 15:27:38,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-08-18 15:27:38,807 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 681 [2020-08-18 15:27:38,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:38,813 INFO L225 Difference]: With dead ends: 798 [2020-08-18 15:27:38,814 INFO L226 Difference]: Without dead ends: 238 [2020-08-18 15:27:38,821 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=382, Invalid=2480, Unknown=0, NotChecked=0, Total=2862 [2020-08-18 15:27:38,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-08-18 15:27:38,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 177. [2020-08-18 15:27:38,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-08-18 15:27:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 252 transitions. [2020-08-18 15:27:38,842 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 252 transitions. Word has length 681 [2020-08-18 15:27:38,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:38,843 INFO L479 AbstractCegarLoop]: Abstraction has 177 states and 252 transitions. [2020-08-18 15:27:38,843 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 15:27:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 252 transitions. [2020-08-18 15:27:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-18 15:27:38,850 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:38,851 INFO L422 BasicCegarLoop]: trace histogram [55, 55, 54, 54, 44, 44, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 17, 17, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:38,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-18 15:27:38,851 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:38,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:38,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 9 times [2020-08-18 15:27:38,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:38,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437847628] [2020-08-18 15:27:38,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:39,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:39,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:39,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:39,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 15:27:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:40,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-18 15:27:41,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437847628] [2020-08-18 15:27:41,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:41,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 15:27:41,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541926478] [2020-08-18 15:27:41,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 15:27:41,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:41,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 15:27:41,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:27:41,299 INFO L87 Difference]: Start difference. First operand 177 states and 252 transitions. Second operand 14 states. [2020-08-18 15:27:41,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:41,762 INFO L93 Difference]: Finished difference Result 508 states and 822 transitions. [2020-08-18 15:27:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 15:27:41,763 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-18 15:27:41,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:41,772 INFO L225 Difference]: With dead ends: 508 [2020-08-18 15:27:41,773 INFO L226 Difference]: Without dead ends: 504 [2020-08-18 15:27:41,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-18 15:27:41,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2020-08-18 15:27:41,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 455. [2020-08-18 15:27:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2020-08-18 15:27:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 737 transitions. [2020-08-18 15:27:41,807 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 737 transitions. Word has length 749 [2020-08-18 15:27:41,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:41,809 INFO L479 AbstractCegarLoop]: Abstraction has 455 states and 737 transitions. [2020-08-18 15:27:41,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 15:27:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 737 transitions. [2020-08-18 15:27:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-18 15:27:41,820 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:41,821 INFO L422 BasicCegarLoop]: trace histogram [68, 68, 67, 67, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:41,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-18 15:27:41,821 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:41,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:41,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1329713436, now seen corresponding path program 10 times [2020-08-18 15:27:41,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:41,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073634336] [2020-08-18 15:27:41,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:42,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:42,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:42,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:42,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 15:27:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:43,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-18 15:27:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:44,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25228 backedges. 1608 proven. 3283 refuted. 0 times theorem prover too weak. 20337 trivial. 0 not checked. [2020-08-18 15:27:45,100 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2073634336] [2020-08-18 15:27:45,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:45,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 15:27:45,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097772533] [2020-08-18 15:27:45,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 15:27:45,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:45,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 15:27:45,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-18 15:27:45,103 INFO L87 Difference]: Start difference. First operand 455 states and 737 transitions. Second operand 20 states. [2020-08-18 15:27:46,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:46,172 INFO L93 Difference]: Finished difference Result 1056 states and 1875 transitions. [2020-08-18 15:27:46,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-18 15:27:46,173 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 926 [2020-08-18 15:27:46,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:46,185 INFO L225 Difference]: With dead ends: 1056 [2020-08-18 15:27:46,186 INFO L226 Difference]: Without dead ends: 615 [2020-08-18 15:27:46,192 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-18 15:27:46,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2020-08-18 15:27:46,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 577. [2020-08-18 15:27:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2020-08-18 15:27:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 911 transitions. [2020-08-18 15:27:46,257 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 911 transitions. Word has length 926 [2020-08-18 15:27:46,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:46,258 INFO L479 AbstractCegarLoop]: Abstraction has 577 states and 911 transitions. [2020-08-18 15:27:46,259 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 15:27:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 911 transitions. [2020-08-18 15:27:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-18 15:27:46,273 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:46,274 INFO L422 BasicCegarLoop]: trace histogram [90, 90, 87, 87, 72, 71, 45, 45, 45, 45, 45, 45, 45, 43, 43, 43, 43, 43, 43, 43, 29, 26, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:46,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-18 15:27:46,274 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:46,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:46,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1219901515, now seen corresponding path program 11 times [2020-08-18 15:27:46,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:46,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [208062102] [2020-08-18 15:27:46,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:46,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:46,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:47,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:47,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:47,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 15:27:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:48,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-18 15:27:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:49,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 43597 backedges. 2081 proven. 5366 refuted. 0 times theorem prover too weak. 36150 trivial. 0 not checked. [2020-08-18 15:27:50,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [208062102] [2020-08-18 15:27:50,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:50,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 15:27:50,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487210372] [2020-08-18 15:27:50,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 15:27:50,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:50,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 15:27:50,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 15:27:50,558 INFO L87 Difference]: Start difference. First operand 577 states and 911 transitions. Second operand 22 states. [2020-08-18 15:27:52,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:52,221 INFO L93 Difference]: Finished difference Result 1347 states and 2381 transitions. [2020-08-18 15:27:52,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-08-18 15:27:52,222 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1212 [2020-08-18 15:27:52,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:52,236 INFO L225 Difference]: With dead ends: 1347 [2020-08-18 15:27:52,236 INFO L226 Difference]: Without dead ends: 774 [2020-08-18 15:27:52,243 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 415 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-18 15:27:52,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-08-18 15:27:52,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 617. [2020-08-18 15:27:52,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2020-08-18 15:27:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 930 transitions. [2020-08-18 15:27:52,299 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 930 transitions. Word has length 1212 [2020-08-18 15:27:52,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:52,303 INFO L479 AbstractCegarLoop]: Abstraction has 617 states and 930 transitions. [2020-08-18 15:27:52,304 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 15:27:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 930 transitions. [2020-08-18 15:27:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-18 15:27:52,319 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:52,320 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:52,320 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-18 15:27:52,320 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:52,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:52,321 INFO L82 PathProgramCache]: Analyzing trace with hash 416823031, now seen corresponding path program 12 times [2020-08-18 15:27:52,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:52,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [191590934] [2020-08-18 15:27:52,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:52,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:52,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:53,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 15:27:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-18 15:27:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:27:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:27:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:54,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:27:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:27:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:27:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:27:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:55,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:27:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 581 proven. 4097 refuted. 0 times theorem prover too weak. 38907 trivial. 0 not checked. [2020-08-18 15:27:56,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [191590934] [2020-08-18 15:27:56,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:27:56,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 15:27:56,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613412370] [2020-08-18 15:27:56,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 15:27:56,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:27:56,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 15:27:56,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-08-18 15:27:56,219 INFO L87 Difference]: Start difference. First operand 617 states and 930 transitions. Second operand 15 states. [2020-08-18 15:27:56,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:27:56,759 INFO L93 Difference]: Finished difference Result 1597 states and 2532 transitions. [2020-08-18 15:27:56,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-18 15:27:56,760 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 1212 [2020-08-18 15:27:56,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:27:56,787 INFO L225 Difference]: With dead ends: 1597 [2020-08-18 15:27:56,787 INFO L226 Difference]: Without dead ends: 1593 [2020-08-18 15:27:56,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2020-08-18 15:27:56,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2020-08-18 15:27:56,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1567. [2020-08-18 15:27:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1567 states. [2020-08-18 15:27:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1567 states and 2476 transitions. [2020-08-18 15:27:56,948 INFO L78 Accepts]: Start accepts. Automaton has 1567 states and 2476 transitions. Word has length 1212 [2020-08-18 15:27:56,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:27:56,949 INFO L479 AbstractCegarLoop]: Abstraction has 1567 states and 2476 transitions. [2020-08-18 15:27:56,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 15:27:56,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2476 transitions. [2020-08-18 15:27:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2057 [2020-08-18 15:27:56,989 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:27:56,990 INFO L422 BasicCegarLoop]: trace histogram [154, 154, 147, 147, 123, 120, 77, 77, 77, 77, 77, 77, 77, 73, 73, 73, 73, 73, 73, 73, 47, 46, 34, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:27:56,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-18 15:27:56,993 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:27:56,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:27:56,994 INFO L82 PathProgramCache]: Analyzing trace with hash 524600347, now seen corresponding path program 13 times [2020-08-18 15:27:56,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:27:56,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [928370120] [2020-08-18 15:27:56,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:27:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:58,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:27:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:58,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:27:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:27:59,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:27:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 15:28:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-08-18 15:28:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:00,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2020-08-18 15:28:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:01,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1235 [2020-08-18 15:28:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:28:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 15:28:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:02,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 126907 backedges. 3079 proven. 13044 refuted. 0 times theorem prover too weak. 110784 trivial. 0 not checked. [2020-08-18 15:28:05,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [928370120] [2020-08-18 15:28:05,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:28:05,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 15:28:05,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400453067] [2020-08-18 15:28:05,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 15:28:05,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:28:05,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 15:28:05,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2020-08-18 15:28:05,679 INFO L87 Difference]: Start difference. First operand 1567 states and 2476 transitions. Second operand 20 states. [2020-08-18 15:28:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:28:06,731 INFO L93 Difference]: Finished difference Result 3262 states and 5602 transitions. [2020-08-18 15:28:06,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-08-18 15:28:06,731 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 2056 [2020-08-18 15:28:06,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:28:06,755 INFO L225 Difference]: With dead ends: 3262 [2020-08-18 15:28:06,755 INFO L226 Difference]: Without dead ends: 1708 [2020-08-18 15:28:06,768 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 614 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=268, Invalid=1712, Unknown=0, NotChecked=0, Total=1980 [2020-08-18 15:28:06,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2020-08-18 15:28:06,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1628. [2020-08-18 15:28:06,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1628 states. [2020-08-18 15:28:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 2549 transitions. [2020-08-18 15:28:06,891 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 2549 transitions. Word has length 2056 [2020-08-18 15:28:06,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:28:06,892 INFO L479 AbstractCegarLoop]: Abstraction has 1628 states and 2549 transitions. [2020-08-18 15:28:06,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 15:28:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2549 transitions. [2020-08-18 15:28:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2071 [2020-08-18 15:28:06,933 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:28:06,934 INFO L422 BasicCegarLoop]: trace histogram [154, 154, 149, 149, 123, 122, 77, 77, 77, 77, 77, 77, 77, 74, 74, 74, 74, 74, 74, 74, 48, 46, 32, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:28:06,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-18 15:28:06,934 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:28:06,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:28:06,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1427768470, now seen corresponding path program 14 times [2020-08-18 15:28:06,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:28:06,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707795031] [2020-08-18 15:28:06,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:28:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:08,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:28:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:08,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 15:28:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:08,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:28:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:09,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 15:28:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-18 15:28:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:28:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:10,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2020-08-18 15:28:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:28:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 15:28:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:11,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-18 15:28:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 15:28:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 15:28:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 15:28:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 15:28:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 15:28:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:28:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 15:28:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:12,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 15:28:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:28:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 128620 backedges. 1539 proven. 9471 refuted. 0 times theorem prover too weak. 117610 trivial. 0 not checked. [2020-08-18 15:28:15,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707795031] [2020-08-18 15:28:15,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:28:15,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 15:28:15,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525743018] [2020-08-18 15:28:15,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 15:28:15,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:28:15,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 15:28:15,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 15:28:15,692 INFO L87 Difference]: Start difference. First operand 1628 states and 2549 transitions. Second operand 18 states. [2020-08-18 15:28:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:28:16,580 INFO L93 Difference]: Finished difference Result 3260 states and 5367 transitions. [2020-08-18 15:28:16,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-18 15:28:16,581 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 2070 [2020-08-18 15:28:16,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:28:16,608 INFO L225 Difference]: With dead ends: 3260 [2020-08-18 15:28:16,608 INFO L226 Difference]: Without dead ends: 1650 [2020-08-18 15:28:16,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-18 15:28:16,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1650 states. [2020-08-18 15:28:16,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1650 to 1580. [2020-08-18 15:28:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1580 states. [2020-08-18 15:28:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2412 transitions. [2020-08-18 15:28:16,769 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2412 transitions. Word has length 2070 [2020-08-18 15:28:16,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:28:16,771 INFO L479 AbstractCegarLoop]: Abstraction has 1580 states and 2412 transitions. [2020-08-18 15:28:16,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 15:28:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2412 transitions. [2020-08-18 15:28:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1744 [2020-08-18 15:28:16,821 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:28:16,822 INFO L422 BasicCegarLoop]: trace histogram [129, 129, 126, 126, 104, 102, 64, 64, 64, 64, 64, 64, 64, 63, 63, 63, 63, 63, 63, 63, 41, 38, 25, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:28:16,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-18 15:28:16,823 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:28:16,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:28:16,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1491079948, now seen corresponding path program 15 times [2020-08-18 15:28:16,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:28:16,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1387228116] [2020-08-18 15:28:16,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:28:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat