/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 15:41:57,352 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-21 15:41:57,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 15:41:57,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 15:41:57,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 15:41:57,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 15:41:57,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 15:41:57,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 15:41:57,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 15:41:57,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 15:41:57,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 15:41:57,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 15:41:57,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 15:41:57,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 15:41:57,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 15:41:57,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 15:41:57,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 15:41:57,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 15:41:57,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 15:41:57,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 15:41:57,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 15:41:57,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 15:41:57,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 15:41:57,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 15:41:57,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 15:41:57,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 15:41:57,478 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 [2020-08-21 15:41:57,521 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 15:41:57,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 15:41:57,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 15:41:57,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 15:41:57,524 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 15:41:57,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 15:41:57,524 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 15:41:57,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 15:41:57,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 15:41:57,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 15:41:57,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 15:41:57,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 15:41:57,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 15:41:57,527 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 15:41:57,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 15:41:57,527 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 15:41:57,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 15:41:57,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 15:41:57,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 15:41:57,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 15:41:57,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 15:41:57,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 15:41:57,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 15:41:57,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 15:41:57,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 15:41:57,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 15:41:57,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 15:41:57,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 15:41:57,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 15:41:57,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-08-21 15:41:57,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 15:41:57,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 15:41:57,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 15:41:57,862 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 15:41:57,862 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 15:41:57,863 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_20-2.c [2020-08-21 15:41:57,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1a139d8b/4bf09edf8e7e40158423e1d014382373/FLAG3e26e5253 [2020-08-21 15:41:58,425 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 15:41:58,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_20-2.c [2020-08-21 15:41:58,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1a139d8b/4bf09edf8e7e40158423e1d014382373/FLAG3e26e5253 [2020-08-21 15:41:58,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a1a139d8b/4bf09edf8e7e40158423e1d014382373 [2020-08-21 15:41:58,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 15:41:58,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 15:41:58,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 15:41:58,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 15:41:58,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 15:41:58,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 03:41:58" (1/1) ... [2020-08-21 15:41:58,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1d1049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:58, skipping insertion in model container [2020-08-21 15:41:58,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 03:41:58" (1/1) ... [2020-08-21 15:41:58,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 15:41:58,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 15:41:59,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 15:41:59,091 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 15:41:59,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 15:41:59,130 INFO L208 MainTranslator]: Completed translation [2020-08-21 15:41:59,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59 WrapperNode [2020-08-21 15:41:59,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 15:41:59,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 15:41:59,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 15:41:59,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 15:41:59,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (1/1) ... [2020-08-21 15:41:59,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 15:41:59,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 15:41:59,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 15:41:59,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 15:41:59,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (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 [2020-08-21 15:41:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 15:41:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 15:41:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-08-21 15:41:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 15:41:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 15:41:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 15:41:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-08-21 15:41:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 15:41:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 15:41:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 15:41:59,530 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 15:41:59,531 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 15:41:59,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 03:41:59 BoogieIcfgContainer [2020-08-21 15:41:59,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 15:41:59,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 15:41:59,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 15:41:59,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 15:41:59,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 03:41:58" (1/3) ... [2020-08-21 15:41:59,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@319f670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 03:41:59, skipping insertion in model container [2020-08-21 15:41:59,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:41:59" (2/3) ... [2020-08-21 15:41:59,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@319f670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 03:41:59, skipping insertion in model container [2020-08-21 15:41:59,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 03:41:59" (3/3) ... [2020-08-21 15:41:59,544 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_20-2.c [2020-08-21 15:41:59,559 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 15:41:59,567 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 15:41:59,583 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 15:41:59,655 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 15:41:59,655 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 15:41:59,655 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 15:41:59,655 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 15:41:59,656 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 15:41:59,656 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 15:41:59,656 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 15:41:59,656 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 15:41:59,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-08-21 15:41:59,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-21 15:41:59,696 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:41:59,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:41:59,698 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:41:59,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:41:59,706 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-08-21 15:41:59,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:41:59,718 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [973593553] [2020-08-21 15:41:59,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:41:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:41:59,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:41:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:41:59,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:41:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:41:59,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 15:41:59,950 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [973593553] [2020-08-21 15:41:59,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:41:59,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 15:41:59,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544394007] [2020-08-21 15:41:59,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 15:41:59,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:41:59,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 15:41:59,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 15:41:59,981 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-08-21 15:42:00,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:00,101 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-08-21 15:42:00,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 15:42:00,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-21 15:42:00,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:00,113 INFO L225 Difference]: With dead ends: 35 [2020-08-21 15:42:00,114 INFO L226 Difference]: Without dead ends: 21 [2020-08-21 15:42:00,117 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 [2020-08-21 15:42:00,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-08-21 15:42:00,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-08-21 15:42:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-21 15:42:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-21 15:42:00,177 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-08-21 15:42:00,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:00,178 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-21 15:42:00,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 15:42:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-21 15:42:00,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-21 15:42:00,180 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:00,180 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:00,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 15:42:00,181 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:00,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:00,181 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-08-21 15:42:00,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:00,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696332131] [2020-08-21 15:42:00,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 15:42:00,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696332131] [2020-08-21 15:42:00,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:42:00,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 15:42:00,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796585555] [2020-08-21 15:42:00,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 15:42:00,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:00,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 15:42:00,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 15:42:00,269 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-08-21 15:42:00,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:00,330 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-08-21 15:42:00,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 15:42:00,331 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-21 15:42:00,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:00,332 INFO L225 Difference]: With dead ends: 27 [2020-08-21 15:42:00,333 INFO L226 Difference]: Without dead ends: 23 [2020-08-21 15:42:00,334 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 [2020-08-21 15:42:00,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-21 15:42:00,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-08-21 15:42:00,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-21 15:42:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-21 15:42:00,342 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-08-21 15:42:00,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:00,343 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-21 15:42:00,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 15:42:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-21 15:42:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-21 15:42:00,344 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:00,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:00,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 15:42:00,345 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:00,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:00,346 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-08-21 15:42:00,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:00,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1902313706] [2020-08-21 15:42:00,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 15:42:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-21 15:42:00,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1902313706] [2020-08-21 15:42:00,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:00,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 15:42:00,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978356021] [2020-08-21 15:42:00,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 15:42:00,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:00,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 15:42:00,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-21 15:42:00,493 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 7 states. [2020-08-21 15:42:00,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:00,594 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-08-21 15:42:00,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 15:42:00,595 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-21 15:42:00,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:00,596 INFO L225 Difference]: With dead ends: 38 [2020-08-21 15:42:00,597 INFO L226 Difference]: Without dead ends: 23 [2020-08-21 15:42:00,598 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-08-21 15:42:00,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-21 15:42:00,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-08-21 15:42:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-08-21 15:42:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-08-21 15:42:00,606 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-08-21 15:42:00,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:00,606 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-08-21 15:42:00,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 15:42:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-08-21 15:42:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-21 15:42:00,608 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:00,608 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:00,609 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 15:42:00,609 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:00,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:00,610 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-08-21 15:42:00,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:00,610 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1441291941] [2020-08-21 15:42:00,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-21 15:42:00,762 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1441291941] [2020-08-21 15:42:00,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:00,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-21 15:42:00,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253726204] [2020-08-21 15:42:00,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 15:42:00,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:00,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 15:42:00,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-21 15:42:00,767 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-08-21 15:42:00,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:00,906 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-08-21 15:42:00,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 15:42:00,907 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-08-21 15:42:00,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:00,909 INFO L225 Difference]: With dead ends: 41 [2020-08-21 15:42:00,909 INFO L226 Difference]: Without dead ends: 37 [2020-08-21 15:42:00,910 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-08-21 15:42:00,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-08-21 15:42:00,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-08-21 15:42:00,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-08-21 15:42:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-08-21 15:42:00,922 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-08-21 15:42:00,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:00,922 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-08-21 15:42:00,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 15:42:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-08-21 15:42:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-21 15:42:00,924 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:00,925 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:00,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 15:42:00,925 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:00,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:00,926 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-08-21 15:42:00,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:00,926 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84133384] [2020-08-21 15:42:00,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:00,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-08-21 15:42:01,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84133384] [2020-08-21 15:42:01,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:01,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 15:42:01,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872226748] [2020-08-21 15:42:01,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 15:42:01,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:01,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 15:42:01,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 15:42:01,123 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 8 states. [2020-08-21 15:42:01,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:01,267 INFO L93 Difference]: Finished difference Result 79 states and 124 transitions. [2020-08-21 15:42:01,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 15:42:01,268 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-21 15:42:01,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:01,270 INFO L225 Difference]: With dead ends: 79 [2020-08-21 15:42:01,270 INFO L226 Difference]: Without dead ends: 48 [2020-08-21 15:42:01,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-08-21 15:42:01,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-08-21 15:42:01,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 42. [2020-08-21 15:42:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-21 15:42:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 57 transitions. [2020-08-21 15:42:01,285 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 57 transitions. Word has length 40 [2020-08-21 15:42:01,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:01,286 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 57 transitions. [2020-08-21 15:42:01,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 15:42:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2020-08-21 15:42:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-21 15:42:01,288 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:01,288 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:01,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 15:42:01,289 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:01,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:01,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1111873851, now seen corresponding path program 3 times [2020-08-21 15:42:01,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:01,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [271444245] [2020-08-21 15:42:01,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-08-21 15:42:01,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [271444245] [2020-08-21 15:42:01,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:01,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 15:42:01,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075989911] [2020-08-21 15:42:01,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 15:42:01,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:01,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 15:42:01,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-21 15:42:01,454 INFO L87 Difference]: Start difference. First operand 42 states and 57 transitions. Second operand 7 states. [2020-08-21 15:42:01,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:01,585 INFO L93 Difference]: Finished difference Result 65 states and 93 transitions. [2020-08-21 15:42:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 15:42:01,585 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-08-21 15:42:01,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:01,587 INFO L225 Difference]: With dead ends: 65 [2020-08-21 15:42:01,588 INFO L226 Difference]: Without dead ends: 61 [2020-08-21 15:42:01,588 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-21 15:42:01,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-21 15:42:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2020-08-21 15:42:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-08-21 15:42:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2020-08-21 15:42:01,603 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 41 [2020-08-21 15:42:01,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:01,603 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2020-08-21 15:42:01,604 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 15:42:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-08-21 15:42:01,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-21 15:42:01,607 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:01,608 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:01,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 15:42:01,608 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:01,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:01,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 4 times [2020-08-21 15:42:01,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:01,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1254836733] [2020-08-21 15:42:01,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-08-21 15:42:01,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1254836733] [2020-08-21 15:42:01,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:01,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 15:42:01,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130766980] [2020-08-21 15:42:01,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 15:42:01,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:01,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 15:42:01,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-08-21 15:42:01,900 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand 11 states. [2020-08-21 15:42:02,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:02,252 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions. [2020-08-21 15:42:02,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-21 15:42:02,253 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 82 [2020-08-21 15:42:02,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:02,259 INFO L225 Difference]: With dead ends: 107 [2020-08-21 15:42:02,259 INFO L226 Difference]: Without dead ends: 57 [2020-08-21 15:42:02,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2020-08-21 15:42:02,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-21 15:42:02,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-21 15:42:02,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-21 15:42:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-08-21 15:42:02,291 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-08-21 15:42:02,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:02,291 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-08-21 15:42:02,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 15:42:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-08-21 15:42:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-21 15:42:02,302 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:02,303 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:02,303 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 15:42:02,303 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:02,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:02,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1040445716, now seen corresponding path program 5 times [2020-08-21 15:42:02,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:02,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [635091100] [2020-08-21 15:42:02,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 193 proven. 313 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2020-08-21 15:42:02,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [635091100] [2020-08-21 15:42:02,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:02,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-21 15:42:02,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296571588] [2020-08-21 15:42:02,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-21 15:42:02,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:02,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-21 15:42:02,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-08-21 15:42:02,725 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 13 states. [2020-08-21 15:42:03,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:03,239 INFO L93 Difference]: Finished difference Result 115 states and 189 transitions. [2020-08-21 15:42:03,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-21 15:42:03,240 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 136 [2020-08-21 15:42:03,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:03,243 INFO L225 Difference]: With dead ends: 115 [2020-08-21 15:42:03,243 INFO L226 Difference]: Without dead ends: 74 [2020-08-21 15:42:03,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=537, Unknown=0, NotChecked=0, Total=702 [2020-08-21 15:42:03,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-08-21 15:42:03,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2020-08-21 15:42:03,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-08-21 15:42:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 92 transitions. [2020-08-21 15:42:03,257 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 92 transitions. Word has length 136 [2020-08-21 15:42:03,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:03,267 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 92 transitions. [2020-08-21 15:42:03,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-21 15:42:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-08-21 15:42:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-21 15:42:03,270 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:03,271 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:03,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-21 15:42:03,271 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:03,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:03,272 INFO L82 PathProgramCache]: Analyzing trace with hash 259499213, now seen corresponding path program 6 times [2020-08-21 15:42:03,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:03,272 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1463538420] [2020-08-21 15:42:03,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:03,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 93 proven. 533 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2020-08-21 15:42:03,734 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1463538420] [2020-08-21 15:42:03,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:03,734 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 15:42:03,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319184084] [2020-08-21 15:42:03,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 15:42:03,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:03,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 15:42:03,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-21 15:42:03,737 INFO L87 Difference]: Start difference. First operand 70 states and 92 transitions. Second operand 10 states. [2020-08-21 15:42:03,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:03,953 INFO L93 Difference]: Finished difference Result 186 states and 273 transitions. [2020-08-21 15:42:03,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-21 15:42:03,953 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2020-08-21 15:42:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:03,958 INFO L225 Difference]: With dead ends: 186 [2020-08-21 15:42:03,958 INFO L226 Difference]: Without dead ends: 182 [2020-08-21 15:42:03,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-08-21 15:42:03,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-08-21 15:42:03,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 170. [2020-08-21 15:42:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-08-21 15:42:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 250 transitions. [2020-08-21 15:42:03,986 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 250 transitions. Word has length 177 [2020-08-21 15:42:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:03,987 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 250 transitions. [2020-08-21 15:42:03,987 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 15:42:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 250 transitions. [2020-08-21 15:42:03,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-08-21 15:42:03,995 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:03,995 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 15, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:03,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-21 15:42:03,996 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:03,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:03,996 INFO L82 PathProgramCache]: Analyzing trace with hash -530192014, now seen corresponding path program 7 times [2020-08-21 15:42:03,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:03,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651062546] [2020-08-21 15:42:03,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 1358 proven. 1342 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2020-08-21 15:42:05,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651062546] [2020-08-21 15:42:05,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:05,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-08-21 15:42:05,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303883910] [2020-08-21 15:42:05,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-21 15:42:05,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:05,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-21 15:42:05,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2020-08-21 15:42:05,087 INFO L87 Difference]: Start difference. First operand 170 states and 250 transitions. Second operand 17 states. [2020-08-21 15:42:05,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:05,986 INFO L93 Difference]: Finished difference Result 281 states and 495 transitions. [2020-08-21 15:42:05,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-21 15:42:05,986 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 327 [2020-08-21 15:42:05,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:05,990 INFO L225 Difference]: With dead ends: 281 [2020-08-21 15:42:05,991 INFO L226 Difference]: Without dead ends: 125 [2020-08-21 15:42:05,993 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=335, Invalid=1305, Unknown=0, NotChecked=0, Total=1640 [2020-08-21 15:42:05,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-08-21 15:42:06,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 104. [2020-08-21 15:42:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-08-21 15:42:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions. [2020-08-21 15:42:06,008 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 147 transitions. Word has length 327 [2020-08-21 15:42:06,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:06,009 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 147 transitions. [2020-08-21 15:42:06,009 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-21 15:42:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2020-08-21 15:42:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2020-08-21 15:42:06,022 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:06,023 INFO L422 BasicCegarLoop]: trace histogram [87, 87, 70, 43, 43, 43, 43, 43, 43, 43, 27, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:06,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-21 15:42:06,023 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:06,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:06,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1569959394, now seen corresponding path program 8 times [2020-08-21 15:42:06,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:06,024 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1035708237] [2020-08-21 15:42:06,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:06,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-21 15:42:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:07,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:08,048 INFO L134 CoverageAnalysis]: Checked inductivity of 20991 backedges. 3272 proven. 3796 refuted. 0 times theorem prover too weak. 13923 trivial. 0 not checked. [2020-08-21 15:42:08,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1035708237] [2020-08-21 15:42:08,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:08,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-08-21 15:42:08,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539277547] [2020-08-21 15:42:08,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-08-21 15:42:08,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:08,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-08-21 15:42:08,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2020-08-21 15:42:08,051 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. Second operand 19 states. [2020-08-21 15:42:09,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:09,056 INFO L93 Difference]: Finished difference Result 226 states and 393 transitions. [2020-08-21 15:42:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-21 15:42:09,057 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 599 [2020-08-21 15:42:09,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:09,060 INFO L225 Difference]: With dead ends: 226 [2020-08-21 15:42:09,060 INFO L226 Difference]: Without dead ends: 136 [2020-08-21 15:42:09,063 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 526 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=442, Invalid=1814, Unknown=0, NotChecked=0, Total=2256 [2020-08-21 15:42:09,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-08-21 15:42:09,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 121. [2020-08-21 15:42:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-08-21 15:42:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 176 transitions. [2020-08-21 15:42:09,077 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 176 transitions. Word has length 599 [2020-08-21 15:42:09,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:09,078 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 176 transitions. [2020-08-21 15:42:09,078 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-08-21 15:42:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2020-08-21 15:42:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-21 15:42:09,100 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:09,101 INFO L422 BasicCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:09,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-21 15:42:09,101 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:09,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:09,102 INFO L82 PathProgramCache]: Analyzing trace with hash -127293739, now seen corresponding path program 9 times [2020-08-21 15:42:09,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:09,103 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377158979] [2020-08-21 15:42:09,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:09,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:09,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:10,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 15:42:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:11,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2020-08-21 15:42:12,276 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377158979] [2020-08-21 15:42:12,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:12,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-21 15:42:12,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714124087] [2020-08-21 15:42:12,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-21 15:42:12,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:12,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-21 15:42:12,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-08-21 15:42:12,279 INFO L87 Difference]: Start difference. First operand 121 states and 176 transitions. Second operand 13 states. [2020-08-21 15:42:12,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:12,638 INFO L93 Difference]: Finished difference Result 486 states and 772 transitions. [2020-08-21 15:42:12,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-21 15:42:12,639 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 749 [2020-08-21 15:42:12,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:12,651 INFO L225 Difference]: With dead ends: 486 [2020-08-21 15:42:12,652 INFO L226 Difference]: Without dead ends: 482 [2020-08-21 15:42:12,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=167, Invalid=295, Unknown=0, NotChecked=0, Total=462 [2020-08-21 15:42:12,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-08-21 15:42:12,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 461. [2020-08-21 15:42:12,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-08-21 15:42:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 725 transitions. [2020-08-21 15:42:12,712 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 725 transitions. Word has length 749 [2020-08-21 15:42:12,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:12,713 INFO L479 AbstractCegarLoop]: Abstraction has 461 states and 725 transitions. [2020-08-21 15:42:12,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-21 15:42:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 725 transitions. [2020-08-21 15:42:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-21 15:42:12,727 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:12,727 INFO L422 BasicCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:12,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-21 15:42:12,728 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:12,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:12,729 INFO L82 PathProgramCache]: Analyzing trace with hash 452920407, now seen corresponding path program 10 times [2020-08-21 15:42:12,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:12,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [588820028] [2020-08-21 15:42:12,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:13,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:13,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:14,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:15,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 15:42:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:16,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-21 15:42:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:17,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:18,657 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8218 refuted. 0 times theorem prover too weak. 78387 trivial. 0 not checked. [2020-08-21 15:42:18,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [588820028] [2020-08-21 15:42:18,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:18,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 15:42:18,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336058785] [2020-08-21 15:42:18,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 15:42:18,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:18,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 15:42:18,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-08-21 15:42:18,661 INFO L87 Difference]: Start difference. First operand 461 states and 725 transitions. Second operand 14 states. [2020-08-21 15:42:19,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:19,119 INFO L93 Difference]: Finished difference Result 1495 states and 2486 transitions. [2020-08-21 15:42:19,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 15:42:19,120 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1212 [2020-08-21 15:42:19,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:19,157 INFO L225 Difference]: With dead ends: 1495 [2020-08-21 15:42:19,157 INFO L226 Difference]: Without dead ends: 1491 [2020-08-21 15:42:19,160 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=352, Unknown=0, NotChecked=0, Total=552 [2020-08-21 15:42:19,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1491 states. [2020-08-21 15:42:19,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1491 to 1467. [2020-08-21 15:42:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1467 states. [2020-08-21 15:42:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1467 states and 2432 transitions. [2020-08-21 15:42:19,341 INFO L78 Accepts]: Start accepts. Automaton has 1467 states and 2432 transitions. Word has length 1212 [2020-08-21 15:42:19,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:19,342 INFO L479 AbstractCegarLoop]: Abstraction has 1467 states and 2432 transitions. [2020-08-21 15:42:19,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 15:42:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2432 transitions. [2020-08-21 15:42:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2534 [2020-08-21 15:42:19,405 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:19,406 INFO L422 BasicCegarLoop]: trace histogram [371, 371, 300, 185, 185, 185, 185, 185, 185, 185, 115, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:19,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-21 15:42:19,407 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:19,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:19,408 INFO L82 PathProgramCache]: Analyzing trace with hash 653866254, now seen corresponding path program 11 times [2020-08-21 15:42:19,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:19,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1733267822] [2020-08-21 15:42:19,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:22,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:22,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:25,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:25,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:26,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 15:42:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-21 15:42:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:27,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:28,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1208 [2020-08-21 15:42:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:29,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:30,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 15:42:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 15:42:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-21 15:42:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:31,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2020-08-21 15:42:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 15:42:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 15:42:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:42:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 15:42:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 15:42:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:32,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 15:42:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 387470 backedges. 15087 proven. 22427 refuted. 0 times theorem prover too weak. 349956 trivial. 0 not checked. [2020-08-21 15:42:37,762 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1733267822] [2020-08-21 15:42:37,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 15:42:37,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-08-21 15:42:37,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986114211] [2020-08-21 15:42:37,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-08-21 15:42:37,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:42:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-08-21 15:42:37,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2020-08-21 15:42:37,766 INFO L87 Difference]: Start difference. First operand 1467 states and 2432 transitions. Second operand 24 states. [2020-08-21 15:42:39,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:42:39,727 INFO L93 Difference]: Finished difference Result 1705 states and 3084 transitions. [2020-08-21 15:42:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-08-21 15:42:39,730 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 2533 [2020-08-21 15:42:39,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:42:39,740 INFO L225 Difference]: With dead ends: 1705 [2020-08-21 15:42:39,740 INFO L226 Difference]: Without dead ends: 252 [2020-08-21 15:42:39,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 819 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1568 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=989, Invalid=4561, Unknown=0, NotChecked=0, Total=5550 [2020-08-21 15:42:39,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-08-21 15:42:39,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 223. [2020-08-21 15:42:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-08-21 15:42:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 350 transitions. [2020-08-21 15:42:39,776 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 350 transitions. Word has length 2533 [2020-08-21 15:42:39,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:42:39,777 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 350 transitions. [2020-08-21 15:42:39,777 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-08-21 15:42:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 350 transitions. [2020-08-21 15:42:39,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3923 [2020-08-21 15:42:39,879 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:42:39,881 INFO L422 BasicCegarLoop]: trace histogram [575, 575, 465, 287, 287, 287, 287, 287, 287, 287, 178, 110, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:42:39,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-21 15:42:39,881 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:42:39,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:42:39,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1437984220, now seen corresponding path program 12 times [2020-08-21 15:42:39,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:42:39,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981535215] [2020-08-21 15:42:39,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:42:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:45,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:42:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 15:42:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:49,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:50,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:50,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:50,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:42:51,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 15:42:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat