/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 22:42:07,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 22:42:07,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 22:42:08,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 22:42:08,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 22:42:08,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 22:42:08,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 22:42:08,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 22:42:08,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 22:42:08,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 22:42:08,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 22:42:08,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 22:42:08,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 22:42:08,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 22:42:08,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 22:42:08,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 22:42:08,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 22:42:08,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 22:42:08,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 22:42:08,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 22:42:08,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 22:42:08,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 22:42:08,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 22:42:08,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 22:42:08,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 22:42:08,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 22:42:08,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 22:42:08,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 22:42:08,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 22:42:08,114 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 22:42:08,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 22:42:08,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 22:42:08,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 22:42:08,117 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 22:42:08,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 22:42:08,117 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 22:42:08,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 22:42:08,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 22:42:08,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 22:42:08,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 22:42:08,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 22:42:08,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 22:42:08,119 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 22:42:08,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 22:42:08,120 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 22:42:08,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 22:42:08,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 22:42:08,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 22:42:08,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 22:42:08,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 22:42:08,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:42:08,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 22:42:08,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 22:42:08,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 22:42:08,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 22:42:08,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 22:42:08,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 22:42:08,122 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 22:42:08,122 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=5;interpolation-heuristic=WIDEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDEST; [2020-08-18 22:42:08,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 22:42:08,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 22:42:08,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 22:42:08,465 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 22:42:08,465 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 22:42:08,466 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-18 22:42:08,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cb8ace7dc/04448c0f742c47b198465f3e4e994d5c/FLAG1fa7466e9 [2020-08-18 22:42:08,989 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 22:42:08,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-18 22:42:08,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cb8ace7dc/04448c0f742c47b198465f3e4e994d5c/FLAG1fa7466e9 [2020-08-18 22:42:09,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cb8ace7dc/04448c0f742c47b198465f3e4e994d5c [2020-08-18 22:42:09,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 22:42:09,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 22:42:09,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 22:42:09,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 22:42:09,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 22:42:09,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577fa11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09, skipping insertion in model container [2020-08-18 22:42:09,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 22:42:09,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 22:42:09,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:42:09,645 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 22:42:09,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:42:09,677 INFO L208 MainTranslator]: Completed translation [2020-08-18 22:42:09,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09 WrapperNode [2020-08-18 22:42:09,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 22:42:09,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 22:42:09,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 22:42:09,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 22:42:09,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... [2020-08-18 22:42:09,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 22:42:09,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 22:42:09,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 22:42:09,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 22:42:09,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:42:09,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 22:42:09,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 22:42:09,856 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-18 22:42:09,856 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-18 22:42:09,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 22:42:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 22:42:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 22:42:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-18 22:42:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-18 22:42:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 22:42:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 22:42:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 22:42:10,046 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 22:42:10,046 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 22:42:10,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:42:10 BoogieIcfgContainer [2020-08-18 22:42:10,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 22:42:10,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 22:42:10,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 22:42:10,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 22:42:10,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 10:42:09" (1/3) ... [2020-08-18 22:42:10,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a729f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:42:10, skipping insertion in model container [2020-08-18 22:42:10,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:42:09" (2/3) ... [2020-08-18 22:42:10,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a729f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:42:10, skipping insertion in model container [2020-08-18 22:42:10,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:42:10" (3/3) ... [2020-08-18 22:42:10,060 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-1.c [2020-08-18 22:42:10,069 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 22:42:10,075 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 22:42:10,087 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 22:42:10,110 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 22:42:10,110 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 22:42:10,110 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 22:42:10,110 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 22:42:10,111 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 22:42:10,111 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 22:42:10,111 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 22:42:10,111 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 22:42:10,125 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-18 22:42:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-18 22:42:10,130 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:10,131 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:10,132 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:10,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:10,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-18 22:42:10,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:10,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869415281] [2020-08-18 22:42:10,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 22:42:10,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869415281] [2020-08-18 22:42:10,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 22:42:10,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 22:42:10,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619295576] [2020-08-18 22:42:10,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 22:42:10,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:10,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 22:42:10,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 22:42:10,376 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-18 22:42:10,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:10,504 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-18 22:42:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 22:42:10,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-18 22:42:10,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:10,532 INFO L225 Difference]: With dead ends: 44 [2020-08-18 22:42:10,533 INFO L226 Difference]: Without dead ends: 30 [2020-08-18 22:42:10,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 22:42:10,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-18 22:42:10,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-18 22:42:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 22:42:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 22:42:10,585 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-18 22:42:10,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:10,586 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 22:42:10,586 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 22:42:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 22:42:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-18 22:42:10,588 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:10,588 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:10,589 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 22:42:10,589 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:10,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:10,590 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-18 22:42:10,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:10,591 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [935247995] [2020-08-18 22:42:10,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 22:42:10,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [935247995] [2020-08-18 22:42:10,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 22:42:10,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 22:42:10,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908712291] [2020-08-18 22:42:10,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 22:42:10,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:10,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 22:42:10,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 22:42:10,657 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-18 22:42:10,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:10,751 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-18 22:42:10,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 22:42:10,751 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-18 22:42:10,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:10,753 INFO L225 Difference]: With dead ends: 36 [2020-08-18 22:42:10,753 INFO L226 Difference]: Without dead ends: 32 [2020-08-18 22:42:10,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 22:42:10,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-18 22:42:10,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-18 22:42:10,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 22:42:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 22:42:10,764 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-18 22:42:10,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:10,765 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 22:42:10,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 22:42:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 22:42:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-18 22:42:10,767 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:10,767 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:10,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 22:42:10,767 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:10,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:10,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-18 22:42:10,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:10,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1777679040] [2020-08-18 22:42:10,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 22:42:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 22:42:10,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1777679040] [2020-08-18 22:42:10,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:10,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 22:42:10,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109151608] [2020-08-18 22:42:10,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 22:42:10,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:10,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 22:42:10,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-18 22:42:10,919 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-18 22:42:11,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:11,074 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-18 22:42:11,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 22:42:11,074 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-18 22:42:11,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:11,076 INFO L225 Difference]: With dead ends: 58 [2020-08-18 22:42:11,076 INFO L226 Difference]: Without dead ends: 34 [2020-08-18 22:42:11,080 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-18 22:42:11,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-18 22:42:11,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-18 22:42:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-18 22:42:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-18 22:42:11,100 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-18 22:42:11,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:11,103 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-18 22:42:11,103 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 22:42:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-18 22:42:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-18 22:42:11,106 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:11,106 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:11,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 22:42:11,107 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:11,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:11,107 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-18 22:42:11,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:11,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287539546] [2020-08-18 22:42:11,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 22:42:11,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287539546] [2020-08-18 22:42:11,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:11,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 22:42:11,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291139738] [2020-08-18 22:42:11,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 22:42:11,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:11,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 22:42:11,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 22:42:11,229 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-18 22:42:11,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:11,401 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-18 22:42:11,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 22:42:11,402 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-18 22:42:11,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:11,406 INFO L225 Difference]: With dead ends: 54 [2020-08-18 22:42:11,406 INFO L226 Difference]: Without dead ends: 50 [2020-08-18 22:42:11,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-18 22:42:11,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-18 22:42:11,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-18 22:42:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-18 22:42:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-18 22:42:11,420 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-18 22:42:11,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:11,421 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-18 22:42:11,421 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 22:42:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-18 22:42:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-18 22:42:11,423 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:11,423 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:11,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 22:42:11,424 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:11,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:11,424 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-18 22:42:11,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:11,425 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1134231675] [2020-08-18 22:42:11,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 22:42:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 22:42:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,554 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-18 22:42:11,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1134231675] [2020-08-18 22:42:11,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:11,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 22:42:11,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433403205] [2020-08-18 22:42:11,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 22:42:11,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:11,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 22:42:11,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-18 22:42:11,556 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-18 22:42:11,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:11,622 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-18 22:42:11,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 22:42:11,623 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-18 22:42:11,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:11,625 INFO L225 Difference]: With dead ends: 94 [2020-08-18 22:42:11,625 INFO L226 Difference]: Without dead ends: 52 [2020-08-18 22:42:11,626 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 22:42:11,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-18 22:42:11,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-18 22:42:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-18 22:42:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-18 22:42:11,639 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-18 22:42:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:11,639 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-18 22:42:11,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 22:42:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-18 22:42:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-18 22:42:11,642 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:11,642 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:11,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 22:42:11,642 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:11,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:11,643 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-18 22:42:11,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:11,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [96309954] [2020-08-18 22:42:11,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-18 22:42:11,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [96309954] [2020-08-18 22:42:11,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:11,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 22:42:11,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949293026] [2020-08-18 22:42:11,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 22:42:11,781 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:11,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 22:42:11,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 22:42:11,781 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-18 22:42:11,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:11,917 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-18 22:42:11,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 22:42:11,918 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-18 22:42:11,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:11,925 INFO L225 Difference]: With dead ends: 103 [2020-08-18 22:42:11,925 INFO L226 Difference]: Without dead ends: 57 [2020-08-18 22:42:11,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-18 22:42:11,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-18 22:42:11,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-18 22:42:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-18 22:42:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-18 22:42:11,954 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-18 22:42:11,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:11,955 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-18 22:42:11,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 22:42:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-18 22:42:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-18 22:42:11,963 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:11,963 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:11,964 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 22:42:11,964 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:11,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:11,964 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-18 22:42:11,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:11,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1617561760] [2020-08-18 22:42:11,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-18 22:42:12,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1617561760] [2020-08-18 22:42:12,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:12,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 22:42:12,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445318070] [2020-08-18 22:42:12,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 22:42:12,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:12,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 22:42:12,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 22:42:12,179 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-18 22:42:12,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:12,406 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-18 22:42:12,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 22:42:12,408 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-18 22:42:12,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:12,411 INFO L225 Difference]: With dead ends: 86 [2020-08-18 22:42:12,411 INFO L226 Difference]: Without dead ends: 82 [2020-08-18 22:42:12,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-08-18 22:42:12,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-18 22:42:12,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-18 22:42:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-18 22:42:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-18 22:42:12,442 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-18 22:42:12,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:12,443 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-18 22:42:12,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 22:42:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-18 22:42:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-18 22:42:12,446 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:12,446 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:12,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 22:42:12,447 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:12,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:12,447 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-18 22:42:12,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:12,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [346576396] [2020-08-18 22:42:12,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 22:42:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-18 22:42:12,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [346576396] [2020-08-18 22:42:12,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:12,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 22:42:12,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577847218] [2020-08-18 22:42:12,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 22:42:12,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:12,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 22:42:12,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 22:42:12,654 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-18 22:42:12,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:12,786 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-18 22:42:12,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 22:42:12,786 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-18 22:42:12,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:12,789 INFO L225 Difference]: With dead ends: 167 [2020-08-18 22:42:12,789 INFO L226 Difference]: Without dead ends: 94 [2020-08-18 22:42:12,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-18 22:42:12,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-18 22:42:12,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-18 22:42:12,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-18 22:42:12,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-18 22:42:12,807 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-18 22:42:12,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:12,807 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-18 22:42:12,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 22:42:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-18 22:42:12,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 22:42:12,810 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:12,810 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:12,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-18 22:42:12,811 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:12,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:12,811 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-18 22:42:12,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:12,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1708792660] [2020-08-18 22:42:12,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-18 22:42:12,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1708792660] [2020-08-18 22:42:12,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:12,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 22:42:12,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365177120] [2020-08-18 22:42:12,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 22:42:12,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:12,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 22:42:12,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 22:42:12,997 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-18 22:42:13,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:13,231 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-18 22:42:13,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 22:42:13,232 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-18 22:42:13,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:13,235 INFO L225 Difference]: With dead ends: 188 [2020-08-18 22:42:13,235 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 22:42:13,236 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 22:42:13,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 22:42:13,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-18 22:42:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 22:42:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-18 22:42:13,257 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-18 22:42:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:13,257 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-18 22:42:13,257 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 22:42:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-18 22:42:13,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-18 22:42:13,260 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:13,260 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:13,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-18 22:42:13,260 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:13,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:13,261 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-18 22:42:13,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:13,261 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1320907575] [2020-08-18 22:42:13,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-18 22:42:13,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1320907575] [2020-08-18 22:42:13,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:13,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 22:42:13,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321560471] [2020-08-18 22:42:13,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 22:42:13,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:13,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 22:42:13,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 22:42:13,451 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-18 22:42:13,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:13,879 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-18 22:42:13,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-18 22:42:13,879 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-18 22:42:13,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:13,881 INFO L225 Difference]: With dead ends: 199 [2020-08-18 22:42:13,881 INFO L226 Difference]: Without dead ends: 86 [2020-08-18 22:42:13,883 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-08-18 22:42:13,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-18 22:42:13,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-18 22:42:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-18 22:42:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-18 22:42:13,893 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-18 22:42:13,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:13,893 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-18 22:42:13,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 22:42:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-18 22:42:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-18 22:42:13,896 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:13,896 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:13,896 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-18 22:42:13,896 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:13,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:13,897 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-18 22:42:13,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:13,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471988243] [2020-08-18 22:42:13,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:13,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 22:42:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-18 22:42:14,097 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471988243] [2020-08-18 22:42:14,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:14,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 22:42:14,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992831013] [2020-08-18 22:42:14,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 22:42:14,098 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:14,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 22:42:14,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 22:42:14,099 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-18 22:42:14,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:14,292 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-18 22:42:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 22:42:14,293 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-18 22:42:14,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:14,295 INFO L225 Difference]: With dead ends: 142 [2020-08-18 22:42:14,295 INFO L226 Difference]: Without dead ends: 78 [2020-08-18 22:42:14,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 22:42:14,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-18 22:42:14,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-18 22:42:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-18 22:42:14,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-18 22:42:14,306 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-18 22:42:14,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:14,307 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-18 22:42:14,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 22:42:14,307 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-18 22:42:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-18 22:42:14,311 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:14,311 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 13, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:14,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-18 22:42:14,311 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:14,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:14,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-18 22:42:14,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:14,312 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1848058794] [2020-08-18 22:42:14,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 22:42:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 22:42:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 22:42:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:14,785 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-18 22:42:14,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1848058794] [2020-08-18 22:42:14,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:14,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 22:42:14,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15881880] [2020-08-18 22:42:14,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 22:42:14,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:14,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 22:42:14,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-18 22:42:14,788 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-18 22:42:15,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:15,321 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-18 22:42:15,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-18 22:42:15,322 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-18 22:42:15,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:15,324 INFO L225 Difference]: With dead ends: 184 [2020-08-18 22:42:15,324 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 22:42:15,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2020-08-18 22:42:15,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 22:42:15,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-18 22:42:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-18 22:42:15,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-18 22:42:15,339 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-18 22:42:15,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:15,341 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-18 22:42:15,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 22:42:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-18 22:42:15,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-18 22:42:15,344 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:15,344 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:15,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-18 22:42:15,345 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:15,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:15,345 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-18 22:42:15,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:15,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1965181270] [2020-08-18 22:42:15,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 22:42:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-18 22:42:15,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1965181270] [2020-08-18 22:42:15,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:15,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 22:42:15,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669240593] [2020-08-18 22:42:15,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 22:42:15,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:15,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 22:42:15,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 22:42:15,628 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-18 22:42:15,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:15,860 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-18 22:42:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-18 22:42:15,860 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-18 22:42:15,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:15,862 INFO L225 Difference]: With dead ends: 188 [2020-08-18 22:42:15,862 INFO L226 Difference]: Without dead ends: 101 [2020-08-18 22:42:15,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 22:42:15,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-18 22:42:15,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-18 22:42:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-18 22:42:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-18 22:42:15,871 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-18 22:42:15,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:15,872 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-18 22:42:15,872 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 22:42:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-18 22:42:15,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 22:42:15,874 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:15,874 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:15,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-18 22:42:15,875 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:15,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:15,875 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-18 22:42:15,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:15,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707308281] [2020-08-18 22:42:15,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:15,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-18 22:42:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-18 22:42:16,240 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707308281] [2020-08-18 22:42:16,240 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:16,240 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 22:42:16,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346814368] [2020-08-18 22:42:16,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 22:42:16,241 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:16,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 22:42:16,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 22:42:16,242 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-18 22:42:16,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:16,812 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-18 22:42:16,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 22:42:16,813 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-18 22:42:16,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:16,815 INFO L225 Difference]: With dead ends: 224 [2020-08-18 22:42:16,815 INFO L226 Difference]: Without dead ends: 131 [2020-08-18 22:42:16,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-18 22:42:16,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-18 22:42:16,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-18 22:42:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-18 22:42:16,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-18 22:42:16,830 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-18 22:42:16,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:16,830 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-18 22:42:16,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 22:42:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-18 22:42:16,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 22:42:16,833 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:16,833 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:16,833 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-18 22:42:16,833 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:16,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:16,834 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-18 22:42:16,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:16,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1228477874] [2020-08-18 22:42:16,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:16,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,173 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-18 22:42:17,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1228477874] [2020-08-18 22:42:17,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:17,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 22:42:17,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952863137] [2020-08-18 22:42:17,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 22:42:17,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:17,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 22:42:17,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-18 22:42:17,180 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-18 22:42:17,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:17,445 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-18 22:42:17,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-18 22:42:17,446 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-18 22:42:17,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:17,449 INFO L225 Difference]: With dead ends: 244 [2020-08-18 22:42:17,449 INFO L226 Difference]: Without dead ends: 240 [2020-08-18 22:42:17,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-08-18 22:42:17,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-18 22:42:17,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-18 22:42:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-18 22:42:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-18 22:42:17,468 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-18 22:42:17,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:17,468 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-18 22:42:17,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 22:42:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-18 22:42:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-18 22:42:17,475 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:17,475 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:17,475 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-18 22:42:17,475 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:17,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:17,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-18 22:42:17,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:17,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [924523457] [2020-08-18 22:42:17,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 22:42:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-18 22:42:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 22:42:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-18 22:42:18,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [924523457] [2020-08-18 22:42:18,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:18,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 22:42:18,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34680219] [2020-08-18 22:42:18,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 22:42:18,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:18,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 22:42:18,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 22:42:18,201 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-18 22:42:18,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:18,440 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-18 22:42:18,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-18 22:42:18,441 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-18 22:42:18,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:18,445 INFO L225 Difference]: With dead ends: 429 [2020-08-18 22:42:18,445 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 22:42:18,448 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 22:42:18,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 22:42:18,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-18 22:42:18,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-18 22:42:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-18 22:42:18,467 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-18 22:42:18,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:18,467 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-18 22:42:18,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 22:42:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-18 22:42:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-18 22:42:18,471 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:18,472 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:18,472 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-18 22:42:18,472 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:18,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:18,473 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-18 22:42:18,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:18,473 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571432302] [2020-08-18 22:42:18,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 22:42:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:18,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-18 22:42:19,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571432302] [2020-08-18 22:42:19,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:19,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 22:42:19,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398682683] [2020-08-18 22:42:19,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 22:42:19,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:19,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 22:42:19,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 22:42:19,013 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-18 22:42:19,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:19,453 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-18 22:42:19,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-18 22:42:19,453 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-18 22:42:19,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:19,457 INFO L225 Difference]: With dead ends: 454 [2020-08-18 22:42:19,457 INFO L226 Difference]: Without dead ends: 246 [2020-08-18 22:42:19,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 22:42:19,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-18 22:42:19,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-18 22:42:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-18 22:42:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-18 22:42:19,475 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-18 22:42:19,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:19,475 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-18 22:42:19,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 22:42:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-18 22:42:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-18 22:42:19,480 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:19,480 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 16, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:19,480 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-18 22:42:19,480 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:19,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:19,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-18 22:42:19,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:19,481 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [851876186] [2020-08-18 22:42:19,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:19,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-18 22:42:20,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [851876186] [2020-08-18 22:42:20,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:20,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 22:42:20,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662983226] [2020-08-18 22:42:20,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 22:42:20,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:20,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 22:42:20,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-18 22:42:20,095 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-18 22:42:20,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:20,428 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-18 22:42:20,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-18 22:42:20,428 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-18 22:42:20,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:20,436 INFO L225 Difference]: With dead ends: 487 [2020-08-18 22:42:20,436 INFO L226 Difference]: Without dead ends: 483 [2020-08-18 22:42:20,437 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-18 22:42:20,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-18 22:42:20,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-18 22:42:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-18 22:42:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-18 22:42:20,473 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-18 22:42:20,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:20,473 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-18 22:42:20,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 22:42:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-18 22:42:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-18 22:42:20,478 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:20,478 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 10, 10, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:20,478 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-18 22:42:20,478 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:20,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:20,479 INFO L82 PathProgramCache]: Analyzing trace with hash 400039386, now seen corresponding path program 7 times [2020-08-18 22:42:20,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:20,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2034815461] [2020-08-18 22:42:20,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:20,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 22:42:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-18 22:42:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 308 proven. 1032 refuted. 0 times theorem prover too weak. 4029 trivial. 0 not checked. [2020-08-18 22:42:21,656 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2034815461] [2020-08-18 22:42:21,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:21,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 22:42:21,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439612582] [2020-08-18 22:42:21,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 22:42:21,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:21,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 22:42:21,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 22:42:21,659 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-18 22:42:22,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:22,251 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-18 22:42:22,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 22:42:22,252 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 436 [2020-08-18 22:42:22,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:22,264 INFO L225 Difference]: With dead ends: 978 [2020-08-18 22:42:22,264 INFO L226 Difference]: Without dead ends: 529 [2020-08-18 22:42:22,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 22:42:22,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-18 22:42:22,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-18 22:42:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-18 22:42:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-18 22:42:22,333 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 436 [2020-08-18 22:42:22,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:22,333 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-18 22:42:22,334 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 22:42:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-18 22:42:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2020-08-18 22:42:22,345 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:22,346 INFO L422 BasicCegarLoop]: trace histogram [49, 49, 48, 48, 40, 38, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 16, 14, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:22,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-18 22:42:22,347 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:22,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:22,347 INFO L82 PathProgramCache]: Analyzing trace with hash -85106141, now seen corresponding path program 8 times [2020-08-18 22:42:22,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:22,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1400965248] [2020-08-18 22:42:22,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:22,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:22,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:22,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-18 22:42:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:23,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 22:42:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:24,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12907 backedges. 1905 proven. 2947 refuted. 0 times theorem prover too weak. 8055 trivial. 0 not checked. [2020-08-18 22:42:25,138 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1400965248] [2020-08-18 22:42:25,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:25,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-18 22:42:25,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847476485] [2020-08-18 22:42:25,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-18 22:42:25,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:25,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-18 22:42:25,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-18 22:42:25,142 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 29 states. [2020-08-18 22:42:26,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:26,878 INFO L93 Difference]: Finished difference Result 751 states and 1196 transitions. [2020-08-18 22:42:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-08-18 22:42:26,878 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 667 [2020-08-18 22:42:26,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:26,884 INFO L225 Difference]: With dead ends: 751 [2020-08-18 22:42:26,884 INFO L226 Difference]: Without dead ends: 215 [2020-08-18 22:42:26,892 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1564 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=588, Invalid=4814, Unknown=0, NotChecked=0, Total=5402 [2020-08-18 22:42:26,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-08-18 22:42:26,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 165. [2020-08-18 22:42:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-08-18 22:42:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 225 transitions. [2020-08-18 22:42:26,910 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 225 transitions. Word has length 667 [2020-08-18 22:42:26,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:26,911 INFO L479 AbstractCegarLoop]: Abstraction has 165 states and 225 transitions. [2020-08-18 22:42:26,911 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-18 22:42:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2020-08-18 22:42:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-08-18 22:42:26,915 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:26,915 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 27, 27, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 11, 10, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:26,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-18 22:42:26,916 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:26,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:26,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1326629730, now seen corresponding path program 9 times [2020-08-18 22:42:26,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:26,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40952700] [2020-08-18 22:42:26,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:27,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6082 backedges. 179 proven. 1128 refuted. 0 times theorem prover too weak. 4775 trivial. 0 not checked. [2020-08-18 22:42:28,085 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40952700] [2020-08-18 22:42:28,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:28,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-18 22:42:28,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612028157] [2020-08-18 22:42:28,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-18 22:42:28,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:28,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-18 22:42:28,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-18 22:42:28,086 INFO L87 Difference]: Start difference. First operand 165 states and 225 transitions. Second operand 13 states. [2020-08-18 22:42:28,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:28,447 INFO L93 Difference]: Finished difference Result 417 states and 633 transitions. [2020-08-18 22:42:28,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-18 22:42:28,448 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 463 [2020-08-18 22:42:28,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:28,458 INFO L225 Difference]: With dead ends: 417 [2020-08-18 22:42:28,458 INFO L226 Difference]: Without dead ends: 413 [2020-08-18 22:42:28,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2020-08-18 22:42:28,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-08-18 22:42:28,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 374. [2020-08-18 22:42:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2020-08-18 22:42:28,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 563 transitions. [2020-08-18 22:42:28,494 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 563 transitions. Word has length 463 [2020-08-18 22:42:28,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:28,494 INFO L479 AbstractCegarLoop]: Abstraction has 374 states and 563 transitions. [2020-08-18 22:42:28,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-18 22:42:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 563 transitions. [2020-08-18 22:42:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2020-08-18 22:42:28,506 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:28,507 INFO L422 BasicCegarLoop]: trace histogram [58, 58, 57, 57, 47, 46, 29, 29, 29, 29, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 18, 18, 12, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:28,507 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-18 22:42:28,507 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:28,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:28,508 INFO L82 PathProgramCache]: Analyzing trace with hash 566872508, now seen corresponding path program 10 times [2020-08-18 22:42:28,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:28,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1942629973] [2020-08-18 22:42:28,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:29,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 22:42:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:30,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 18248 backedges. 879 proven. 2682 refuted. 0 times theorem prover too weak. 14687 trivial. 0 not checked. [2020-08-18 22:42:31,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1942629973] [2020-08-18 22:42:31,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:31,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 22:42:31,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991145593] [2020-08-18 22:42:31,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 22:42:31,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:31,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 22:42:31,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 22:42:31,329 INFO L87 Difference]: Start difference. First operand 374 states and 563 transitions. Second operand 18 states. [2020-08-18 22:42:32,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:32,159 INFO L93 Difference]: Finished difference Result 852 states and 1393 transitions. [2020-08-18 22:42:32,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-18 22:42:32,160 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 790 [2020-08-18 22:42:32,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:32,172 INFO L225 Difference]: With dead ends: 852 [2020-08-18 22:42:32,172 INFO L226 Difference]: Without dead ends: 503 [2020-08-18 22:42:32,180 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-18 22:42:32,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-08-18 22:42:32,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 447. [2020-08-18 22:42:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2020-08-18 22:42:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 682 transitions. [2020-08-18 22:42:32,227 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 682 transitions. Word has length 790 [2020-08-18 22:42:32,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:32,228 INFO L479 AbstractCegarLoop]: Abstraction has 447 states and 682 transitions. [2020-08-18 22:42:32,228 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 22:42:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 682 transitions. [2020-08-18 22:42:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-18 22:42:32,247 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:32,248 INFO L422 BasicCegarLoop]: trace histogram [69, 69, 66, 66, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 14, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:32,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-18 22:42:32,249 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:32,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:32,250 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 11 times [2020-08-18 22:42:32,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:32,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [220028442] [2020-08-18 22:42:32,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:32,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:32,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:33,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 22:42:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:34,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 1773 proven. 3546 refuted. 0 times theorem prover too weak. 19917 trivial. 0 not checked. [2020-08-18 22:42:35,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [220028442] [2020-08-18 22:42:35,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:35,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 22:42:35,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320572117] [2020-08-18 22:42:35,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 22:42:35,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:35,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 22:42:35,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 22:42:35,794 INFO L87 Difference]: Start difference. First operand 447 states and 682 transitions. Second operand 22 states. [2020-08-18 22:42:37,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:37,395 INFO L93 Difference]: Finished difference Result 767 states and 1287 transitions. [2020-08-18 22:42:37,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-18 22:42:37,395 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-18 22:42:37,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:37,401 INFO L225 Difference]: With dead ends: 767 [2020-08-18 22:42:37,401 INFO L226 Difference]: Without dead ends: 286 [2020-08-18 22:42:37,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-18 22:42:37,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-08-18 22:42:37,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 221. [2020-08-18 22:42:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-08-18 22:42:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 319 transitions. [2020-08-18 22:42:37,425 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 319 transitions. Word has length 926 [2020-08-18 22:42:37,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:37,426 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 319 transitions. [2020-08-18 22:42:37,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 22:42:37,426 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2020-08-18 22:42:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1281 [2020-08-18 22:42:37,442 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:37,443 INFO L422 BasicCegarLoop]: trace histogram [97, 97, 90, 90, 76, 75, 48, 48, 48, 48, 48, 48, 48, 45, 45, 45, 45, 45, 45, 45, 30, 28, 22, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:37,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-18 22:42:37,443 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:37,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:37,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1884309470, now seen corresponding path program 12 times [2020-08-18 22:42:37,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:37,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1201282335] [2020-08-18 22:42:37,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:38,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:38,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:38,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:38,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 22:42:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 22:42:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:39,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-18 22:42:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 22:42:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:40,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 22:42:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:41,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 48741 backedges. 1560 proven. 7171 refuted. 0 times theorem prover too weak. 40010 trivial. 0 not checked. [2020-08-18 22:42:42,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1201282335] [2020-08-18 22:42:42,525 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:42,525 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-08-18 22:42:42,525 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651783618] [2020-08-18 22:42:42,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-08-18 22:42:42,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:42,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-08-18 22:42:42,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2020-08-18 22:42:42,526 INFO L87 Difference]: Start difference. First operand 221 states and 319 transitions. Second operand 19 states. [2020-08-18 22:42:43,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:43,569 INFO L93 Difference]: Finished difference Result 452 states and 690 transitions. [2020-08-18 22:42:43,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-18 22:42:43,570 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 1280 [2020-08-18 22:42:43,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:43,574 INFO L225 Difference]: With dead ends: 452 [2020-08-18 22:42:43,574 INFO L226 Difference]: Without dead ends: 253 [2020-08-18 22:42:43,576 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=263, Invalid=1629, Unknown=0, NotChecked=0, Total=1892 [2020-08-18 22:42:43,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-08-18 22:42:43,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 217. [2020-08-18 22:42:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-18 22:42:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 309 transitions. [2020-08-18 22:42:43,590 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 309 transitions. Word has length 1280 [2020-08-18 22:42:43,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:43,591 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 309 transitions. [2020-08-18 22:42:43,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-08-18 22:42:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 309 transitions. [2020-08-18 22:42:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1935 [2020-08-18 22:42:43,619 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:43,620 INFO L422 BasicCegarLoop]: trace histogram [145, 145, 138, 138, 115, 114, 72, 72, 72, 72, 72, 72, 72, 69, 69, 69, 69, 69, 69, 69, 46, 42, 30, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:43,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-18 22:42:43,621 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:43,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1545843924, now seen corresponding path program 13 times [2020-08-18 22:42:43,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:43,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1742875864] [2020-08-18 22:42:43,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:44,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:45,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:45,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:45,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 22:42:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:46,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 22:42:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 963 [2020-08-18 22:42:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:47,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 22:42:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 22:42:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 112176 backedges. 1346 proven. 8452 refuted. 0 times theorem prover too weak. 102378 trivial. 0 not checked. [2020-08-18 22:42:51,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1742875864] [2020-08-18 22:42:51,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:51,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 22:42:51,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319712551] [2020-08-18 22:42:51,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 22:42:51,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:51,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 22:42:51,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 22:42:51,200 INFO L87 Difference]: Start difference. First operand 217 states and 309 transitions. Second operand 18 states. [2020-08-18 22:42:52,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:52,106 INFO L93 Difference]: Finished difference Result 441 states and 661 transitions. [2020-08-18 22:42:52,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-18 22:42:52,109 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1934 [2020-08-18 22:42:52,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:52,113 INFO L225 Difference]: With dead ends: 441 [2020-08-18 22:42:52,113 INFO L226 Difference]: Without dead ends: 250 [2020-08-18 22:42:52,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 571 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-18 22:42:52,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-08-18 22:42:52,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 232. [2020-08-18 22:42:52,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-08-18 22:42:52,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 334 transitions. [2020-08-18 22:42:52,137 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 334 transitions. Word has length 1934 [2020-08-18 22:42:52,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:52,139 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 334 transitions. [2020-08-18 22:42:52,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 22:42:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 334 transitions. [2020-08-18 22:42:52,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-08-18 22:42:52,159 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:52,160 INFO L422 BasicCegarLoop]: trace histogram [76, 76, 75, 75, 62, 60, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 25, 22, 15, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:52,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-18 22:42:52,161 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:52,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:52,162 INFO L82 PathProgramCache]: Analyzing trace with hash 283363076, now seen corresponding path program 14 times [2020-08-18 22:42:52,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:52,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [163587492] [2020-08-18 22:42:52,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:52,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:53,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-18 22:42:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-18 22:42:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:54,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 31637 backedges. 1947 proven. 3588 refuted. 0 times theorem prover too weak. 26102 trivial. 0 not checked. [2020-08-18 22:42:55,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [163587492] [2020-08-18 22:42:55,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 22:42:55,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 22:42:55,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651107182] [2020-08-18 22:42:55,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 22:42:55,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 22:42:55,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 22:42:55,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-18 22:42:55,625 INFO L87 Difference]: Start difference. First operand 232 states and 334 transitions. Second operand 20 states. [2020-08-18 22:42:56,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 22:42:56,743 INFO L93 Difference]: Finished difference Result 468 states and 699 transitions. [2020-08-18 22:42:56,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-18 22:42:56,748 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1035 [2020-08-18 22:42:56,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 22:42:56,752 INFO L225 Difference]: With dead ends: 468 [2020-08-18 22:42:56,752 INFO L226 Difference]: Without dead ends: 262 [2020-08-18 22:42:56,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-18 22:42:56,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-08-18 22:42:56,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 221. [2020-08-18 22:42:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-08-18 22:42:56,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 308 transitions. [2020-08-18 22:42:56,769 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 308 transitions. Word has length 1035 [2020-08-18 22:42:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 22:42:56,770 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 308 transitions. [2020-08-18 22:42:56,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 22:42:56,770 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 308 transitions. [2020-08-18 22:42:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1431 [2020-08-18 22:42:56,788 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 22:42:56,789 INFO L422 BasicCegarLoop]: trace histogram [106, 106, 103, 103, 86, 83, 53, 53, 53, 53, 53, 53, 53, 51, 51, 51, 51, 51, 51, 51, 35, 30, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 22:42:56,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-18 22:42:56,789 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 22:42:56,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 22:42:56,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1784841291, now seen corresponding path program 15 times [2020-08-18 22:42:56,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 22:42:56,790 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1005961267] [2020-08-18 22:42:56,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 22:42:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:57,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 22:42:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:57,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 22:42:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:58,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-18 22:42:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 22:42:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:42:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:42:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:42:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:42:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:42:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:42:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:42:59,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:42:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1140 [2020-08-18 22:43:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:43:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:43:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:43:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:43:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 22:43:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:43:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:43:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 22:43:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:43:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 22:43:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 22:43:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 22:43:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 22:43:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 22:43:00,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 22:43:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat