/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=SMALLEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 17:03:21,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 17:03:21,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 17:03:21,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 17:03:21,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 17:03:21,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 17:03:21,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 17:03:21,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 17:03:21,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 17:03:21,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 17:03:21,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 17:03:21,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 17:03:21,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 17:03:21,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 17:03:21,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 17:03:21,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 17:03:21,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 17:03:21,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 17:03:21,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 17:03:21,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 17:03:21,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 17:03:21,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 17:03:21,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 17:03:21,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 17:03:21,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 17:03:21,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 17:03:21,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 17:03:21,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 17:03:21,172 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 17:03:21,193 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 17:03:21,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 17:03:21,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 17:03:21,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 17:03:21,194 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 17:03:21,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 17:03:21,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 17:03:21,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 17:03:21,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 17:03:21,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 17:03:21,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 17:03:21,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 17:03:21,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 17:03:21,196 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 17:03:21,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 17:03:21,197 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 17:03:21,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 17:03:21,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 17:03:21,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 17:03:21,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 17:03:21,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 17:03:21,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 17:03:21,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 17:03:21,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 17:03:21,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 17:03:21,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 17:03:21,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 17:03:21,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 17:03:21,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 17:03:21,199 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=SMALLEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLEST; [2020-08-18 17:03:21,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 17:03:21,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 17:03:21,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 17:03:21,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 17:03:21,499 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 17:03:21,501 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-18 17:03:21,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f5311869/df0e073e50cb4d3ead1a3cf1ec6efb8b/FLAG0673b6349 [2020-08-18 17:03:21,956 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 17:03:21,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-18 17:03:21,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f5311869/df0e073e50cb4d3ead1a3cf1ec6efb8b/FLAG0673b6349 [2020-08-18 17:03:22,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0f5311869/df0e073e50cb4d3ead1a3cf1ec6efb8b [2020-08-18 17:03:22,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 17:03:22,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 17:03:22,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 17:03:22,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 17:03:22,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 17:03:22,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a9d5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22, skipping insertion in model container [2020-08-18 17:03:22,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 17:03:22,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 17:03:22,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:03:22,543 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 17:03:22,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:03:22,572 INFO L208 MainTranslator]: Completed translation [2020-08-18 17:03:22,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22 WrapperNode [2020-08-18 17:03:22,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 17:03:22,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 17:03:22,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 17:03:22,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 17:03:22,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... [2020-08-18 17:03:22,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 17:03:22,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 17:03:22,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 17:03:22,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 17:03:22,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 17:03:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 17:03:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 17:03:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-18 17:03:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-18 17:03:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 17:03:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 17:03:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 17:03:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-18 17:03:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-18 17:03:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 17:03:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 17:03:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 17:03:22,928 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 17:03:22,928 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 17:03:22,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:03:22 BoogieIcfgContainer [2020-08-18 17:03:22,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 17:03:22,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 17:03:22,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 17:03:22,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 17:03:22,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 05:03:22" (1/3) ... [2020-08-18 17:03:22,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40427bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:03:22, skipping insertion in model container [2020-08-18 17:03:22,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:03:22" (2/3) ... [2020-08-18 17:03:22,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40427bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:03:22, skipping insertion in model container [2020-08-18 17:03:22,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:03:22" (3/3) ... [2020-08-18 17:03:22,940 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2020-08-18 17:03:22,951 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 17:03:22,959 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 17:03:22,973 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 17:03:23,004 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 17:03:23,004 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 17:03:23,004 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 17:03:23,004 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 17:03:23,004 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 17:03:23,005 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 17:03:23,005 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 17:03:23,005 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 17:03:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-18 17:03:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-18 17:03:23,060 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:23,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:23,061 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:23,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:23,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-18 17:03:23,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:23,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397173440] [2020-08-18 17:03:23,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,313 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 17:03:23,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397173440] [2020-08-18 17:03:23,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:03:23,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 17:03:23,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208987054] [2020-08-18 17:03:23,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 17:03:23,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:23,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 17:03:23,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 17:03:23,336 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-18 17:03:23,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:23,487 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-18 17:03:23,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 17:03:23,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-18 17:03:23,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:23,506 INFO L225 Difference]: With dead ends: 44 [2020-08-18 17:03:23,507 INFO L226 Difference]: Without dead ends: 30 [2020-08-18 17:03:23,513 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 17:03:23,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-18 17:03:23,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-18 17:03:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 17:03:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 17:03:23,573 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-18 17:03:23,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:23,574 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 17:03:23,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 17:03:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 17:03:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-18 17:03:23,576 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:23,576 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:23,577 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 17:03:23,577 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:23,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:23,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-18 17:03:23,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:23,578 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1402376317] [2020-08-18 17:03:23,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,634 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 17:03:23,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1402376317] [2020-08-18 17:03:23,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:03:23,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 17:03:23,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222044262] [2020-08-18 17:03:23,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 17:03:23,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:23,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 17:03:23,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 17:03:23,639 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-18 17:03:23,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:23,728 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-18 17:03:23,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 17:03:23,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-18 17:03:23,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:23,732 INFO L225 Difference]: With dead ends: 36 [2020-08-18 17:03:23,732 INFO L226 Difference]: Without dead ends: 32 [2020-08-18 17:03:23,733 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 17:03:23,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-18 17:03:23,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-18 17:03:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 17:03:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 17:03:23,753 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-18 17:03:23,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:23,753 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 17:03:23,753 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 17:03:23,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 17:03:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-18 17:03:23,758 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:23,758 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 17:03:23,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 17:03:23,760 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:23,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:23,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-18 17:03:23,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:23,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2002851273] [2020-08-18 17:03:23,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 17:03:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:23,935 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 17:03:23,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2002851273] [2020-08-18 17:03:23,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:23,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 17:03:23,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988194615] [2020-08-18 17:03:23,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 17:03:23,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:23,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 17:03:23,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:03:23,938 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-18 17:03:24,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:24,021 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-18 17:03:24,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 17:03:24,022 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-18 17:03:24,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:24,023 INFO L225 Difference]: With dead ends: 58 [2020-08-18 17:03:24,024 INFO L226 Difference]: Without dead ends: 34 [2020-08-18 17:03:24,025 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 17:03:24,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-18 17:03:24,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-18 17:03:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-18 17:03:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-18 17:03:24,035 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-18 17:03:24,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:24,035 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-18 17:03:24,035 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 17:03:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-18 17:03:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-18 17:03:24,037 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:24,038 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 17:03:24,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 17:03:24,038 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:24,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:24,039 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-18 17:03:24,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:24,040 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [654047453] [2020-08-18 17:03:24,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,140 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 17:03:24,140 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [654047453] [2020-08-18 17:03:24,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:24,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 17:03:24,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690365965] [2020-08-18 17:03:24,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 17:03:24,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:24,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 17:03:24,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:03:24,143 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-18 17:03:24,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:24,314 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-18 17:03:24,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 17:03:24,314 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-18 17:03:24,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:24,318 INFO L225 Difference]: With dead ends: 54 [2020-08-18 17:03:24,318 INFO L226 Difference]: Without dead ends: 50 [2020-08-18 17:03:24,319 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 17:03:24,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-18 17:03:24,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-18 17:03:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-18 17:03:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-18 17:03:24,332 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-18 17:03:24,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:24,332 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-18 17:03:24,332 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 17:03:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-18 17:03:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-18 17:03:24,335 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:24,335 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 17:03:24,335 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 17:03:24,335 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:24,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:24,336 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-18 17:03:24,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:24,336 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506165393] [2020-08-18 17:03:24,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 17:03:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 17:03:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,439 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 17:03:24,440 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506165393] [2020-08-18 17:03:24,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:24,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 17:03:24,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239485890] [2020-08-18 17:03:24,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 17:03:24,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:24,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 17:03:24,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-18 17:03:24,442 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-18 17:03:24,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:24,505 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-18 17:03:24,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 17:03:24,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-18 17:03:24,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:24,508 INFO L225 Difference]: With dead ends: 94 [2020-08-18 17:03:24,508 INFO L226 Difference]: Without dead ends: 52 [2020-08-18 17:03:24,510 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 17:03:24,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-18 17:03:24,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-18 17:03:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-18 17:03:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-18 17:03:24,522 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-18 17:03:24,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:24,522 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-18 17:03:24,522 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 17:03:24,522 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-18 17:03:24,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-18 17:03:24,525 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:24,525 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 17:03:24,525 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 17:03:24,525 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:24,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:24,526 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-18 17:03:24,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:24,526 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [235676689] [2020-08-18 17:03:24,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,653 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 17:03:24,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [235676689] [2020-08-18 17:03:24,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:24,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 17:03:24,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203539223] [2020-08-18 17:03:24,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:03:24,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:24,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:03:24,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:03:24,655 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-18 17:03:24,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:24,762 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-18 17:03:24,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 17:03:24,763 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-18 17:03:24,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:24,765 INFO L225 Difference]: With dead ends: 103 [2020-08-18 17:03:24,765 INFO L226 Difference]: Without dead ends: 57 [2020-08-18 17:03:24,766 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 17:03:24,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-18 17:03:24,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-18 17:03:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-18 17:03:24,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-18 17:03:24,778 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-18 17:03:24,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:24,778 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-18 17:03:24,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:03:24,779 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-18 17:03:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-18 17:03:24,781 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:24,781 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 17:03:24,781 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 17:03:24,782 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:24,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:24,782 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-18 17:03:24,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:24,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [180919987] [2020-08-18 17:03:24,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:24,900 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 17:03:24,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [180919987] [2020-08-18 17:03:24,901 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:24,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 17:03:24,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82974548] [2020-08-18 17:03:24,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:03:24,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:24,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:03:24,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:03:24,903 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-18 17:03:25,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:25,112 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-18 17:03:25,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 17:03:25,113 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-18 17:03:25,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:25,115 INFO L225 Difference]: With dead ends: 86 [2020-08-18 17:03:25,115 INFO L226 Difference]: Without dead ends: 82 [2020-08-18 17:03:25,116 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 17:03:25,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-18 17:03:25,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-18 17:03:25,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-18 17:03:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-18 17:03:25,132 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-18 17:03:25,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:25,133 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-18 17:03:25,133 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:03:25,133 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-18 17:03:25,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-18 17:03:25,136 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:25,136 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 17:03:25,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 17:03:25,137 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:25,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:25,137 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-18 17:03:25,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:25,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [708719021] [2020-08-18 17:03:25,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 17:03:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,264 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 17:03:25,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [708719021] [2020-08-18 17:03:25,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:25,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 17:03:25,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476778122] [2020-08-18 17:03:25,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:03:25,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:25,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:03:25,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:03:25,266 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-18 17:03:25,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:25,385 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-18 17:03:25,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 17:03:25,386 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-18 17:03:25,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:25,388 INFO L225 Difference]: With dead ends: 167 [2020-08-18 17:03:25,388 INFO L226 Difference]: Without dead ends: 94 [2020-08-18 17:03:25,389 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 17:03:25,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-18 17:03:25,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-18 17:03:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-18 17:03:25,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-18 17:03:25,405 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-18 17:03:25,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:25,406 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-18 17:03:25,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:03:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-18 17:03:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 17:03:25,409 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:25,409 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 17:03:25,409 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-18 17:03:25,409 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:25,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:25,410 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-18 17:03:25,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:25,410 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554939185] [2020-08-18 17:03:25,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,553 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 17:03:25,553 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1554939185] [2020-08-18 17:03:25,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:25,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 17:03:25,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413562100] [2020-08-18 17:03:25,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 17:03:25,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:25,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 17:03:25,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 17:03:25,555 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-18 17:03:25,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:25,752 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-18 17:03:25,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 17:03:25,753 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-18 17:03:25,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:25,755 INFO L225 Difference]: With dead ends: 188 [2020-08-18 17:03:25,755 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 17:03:25,756 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 17:03:25,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 17:03:25,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-18 17:03:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 17:03:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-18 17:03:25,783 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-18 17:03:25,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:25,784 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-18 17:03:25,784 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 17:03:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-18 17:03:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-18 17:03:25,786 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:25,786 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 17:03:25,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-18 17:03:25,786 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:25,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:25,787 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-18 17:03:25,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:25,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1279689126] [2020-08-18 17:03:25,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:25,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,015 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 17:03:26,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1279689126] [2020-08-18 17:03:26,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:26,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 17:03:26,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542179452] [2020-08-18 17:03:26,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 17:03:26,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:26,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 17:03:26,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 17:03:26,019 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-18 17:03:26,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:26,420 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-18 17:03:26,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-18 17:03:26,420 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-18 17:03:26,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:26,422 INFO L225 Difference]: With dead ends: 199 [2020-08-18 17:03:26,422 INFO L226 Difference]: Without dead ends: 86 [2020-08-18 17:03:26,424 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 17:03:26,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-18 17:03:26,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-18 17:03:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-18 17:03:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-18 17:03:26,444 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-18 17:03:26,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:26,445 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-18 17:03:26,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 17:03:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-18 17:03:26,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-18 17:03:26,447 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:26,447 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 17:03:26,447 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-18 17:03:26,447 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:26,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:26,448 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-18 17:03:26,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:26,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1827176339] [2020-08-18 17:03:26,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 17:03:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,657 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 17:03:26,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1827176339] [2020-08-18 17:03:26,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:26,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 17:03:26,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550081143] [2020-08-18 17:03:26,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 17:03:26,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:26,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 17:03:26,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 17:03:26,660 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-18 17:03:26,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:26,850 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-18 17:03:26,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 17:03:26,851 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-18 17:03:26,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:26,852 INFO L225 Difference]: With dead ends: 142 [2020-08-18 17:03:26,852 INFO L226 Difference]: Without dead ends: 78 [2020-08-18 17:03:26,853 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 17:03:26,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-18 17:03:26,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-18 17:03:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-18 17:03:26,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-18 17:03:26,862 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-18 17:03:26,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:26,862 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-18 17:03:26,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 17:03:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-18 17:03:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-18 17:03:26,864 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:26,865 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 17:03:26,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-18 17:03:26,865 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:26,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:26,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-18 17:03:26,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:26,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [232506803] [2020-08-18 17:03:26,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:26,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 17:03:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 17:03:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 17:03:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,374 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 17:03:27,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [232506803] [2020-08-18 17:03:27,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:27,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 17:03:27,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406541423] [2020-08-18 17:03:27,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 17:03:27,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:27,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 17:03:27,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-18 17:03:27,376 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-18 17:03:27,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:27,901 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-18 17:03:27,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-18 17:03:27,901 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-18 17:03:27,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:27,903 INFO L225 Difference]: With dead ends: 184 [2020-08-18 17:03:27,904 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 17:03:27,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2020-08-18 17:03:27,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 17:03:27,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-18 17:03:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-18 17:03:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-18 17:03:27,916 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-18 17:03:27,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:27,916 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-18 17:03:27,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 17:03:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-18 17:03:27,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-18 17:03:27,918 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:27,918 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 17:03:27,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-18 17:03:27,919 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:27,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:27,919 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-18 17:03:27,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:27,920 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [582357795] [2020-08-18 17:03:27,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:27,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 17:03:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,226 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 17:03:28,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [582357795] [2020-08-18 17:03:28,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:28,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 17:03:28,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336681106] [2020-08-18 17:03:28,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 17:03:28,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:28,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 17:03:28,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 17:03:28,228 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-18 17:03:28,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:28,512 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-18 17:03:28,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-18 17:03:28,513 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-18 17:03:28,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:28,515 INFO L225 Difference]: With dead ends: 188 [2020-08-18 17:03:28,515 INFO L226 Difference]: Without dead ends: 101 [2020-08-18 17:03:28,516 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 17:03:28,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-18 17:03:28,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-18 17:03:28,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-18 17:03:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-18 17:03:28,526 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-18 17:03:28,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:28,526 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-18 17:03:28,526 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 17:03:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-18 17:03:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 17:03:28,529 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:28,529 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 17:03:28,529 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-18 17:03:28,529 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:28,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:28,530 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-18 17:03:28,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:28,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44788691] [2020-08-18 17:03:28,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-18 17:03:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:28,956 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 17:03:28,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44788691] [2020-08-18 17:03:28,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:28,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 17:03:28,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361695736] [2020-08-18 17:03:28,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 17:03:28,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:28,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 17:03:28,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 17:03:28,959 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-18 17:03:29,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:29,512 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-18 17:03:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 17:03:29,513 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-18 17:03:29,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:29,515 INFO L225 Difference]: With dead ends: 224 [2020-08-18 17:03:29,516 INFO L226 Difference]: Without dead ends: 131 [2020-08-18 17:03:29,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-18 17:03:29,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-18 17:03:29,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-18 17:03:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-18 17:03:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-18 17:03:29,530 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-18 17:03:29,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:29,530 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-18 17:03:29,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 17:03:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-18 17:03:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 17:03:29,533 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:29,534 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 17:03:29,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-18 17:03:29,534 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:29,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:29,535 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-18 17:03:29,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:29,535 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1375970911] [2020-08-18 17:03:29,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:29,906 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 17:03:29,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1375970911] [2020-08-18 17:03:29,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:29,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 17:03:29,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790829669] [2020-08-18 17:03:29,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 17:03:29,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:29,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 17:03:29,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-18 17:03:29,910 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-18 17:03:30,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:30,191 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-18 17:03:30,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-18 17:03:30,192 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-18 17:03:30,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:30,195 INFO L225 Difference]: With dead ends: 244 [2020-08-18 17:03:30,195 INFO L226 Difference]: Without dead ends: 240 [2020-08-18 17:03:30,198 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 17:03:30,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-18 17:03:30,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-18 17:03:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-18 17:03:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-18 17:03:30,222 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-18 17:03:30,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:30,222 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-18 17:03:30,222 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 17:03:30,223 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-18 17:03:30,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-18 17:03:30,226 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:30,227 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 17, 16, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:30,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-18 17:03:30,227 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:30,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:30,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-18 17:03:30,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:30,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [348569507] [2020-08-18 17:03:30,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 17:03:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-18 17:03:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 17:03:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-18 17:03:30,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [348569507] [2020-08-18 17:03:30,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:30,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 17:03:30,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328381460] [2020-08-18 17:03:30,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 17:03:30,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:30,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 17:03:30,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 17:03:30,741 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-18 17:03:30,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:30,974 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-18 17:03:30,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-18 17:03:30,975 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-18 17:03:30,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:30,978 INFO L225 Difference]: With dead ends: 429 [2020-08-18 17:03:30,978 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 17:03:30,981 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 17:03:30,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 17:03:30,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-18 17:03:30,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-18 17:03:30,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-18 17:03:30,999 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-18 17:03:30,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:30,999 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-18 17:03:31,000 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 17:03:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-18 17:03:31,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-18 17:03:31,004 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:31,004 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 17:03:31,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-18 17:03:31,005 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:31,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:31,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-18 17:03:31,005 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:31,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065156180] [2020-08-18 17:03:31,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:31,618 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 17:03:31,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065156180] [2020-08-18 17:03:31,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:31,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 17:03:31,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903587529] [2020-08-18 17:03:31,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 17:03:31,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:31,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 17:03:31,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-18 17:03:31,621 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-18 17:03:31,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:31,958 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-18 17:03:31,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-18 17:03:31,959 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-18 17:03:31,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:31,966 INFO L225 Difference]: With dead ends: 469 [2020-08-18 17:03:31,966 INFO L226 Difference]: Without dead ends: 465 [2020-08-18 17:03:31,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-18 17:03:31,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-18 17:03:31,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-18 17:03:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-18 17:03:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-18 17:03:32,001 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-18 17:03:32,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:32,002 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-18 17:03:32,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 17:03:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-18 17:03:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-18 17:03:32,009 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:32,009 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:32,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-18 17:03:32,009 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:32,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:32,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-18 17:03:32,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:32,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [774271815] [2020-08-18 17:03:32,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 17:03:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-18 17:03:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:32,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-18 17:03:33,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [774271815] [2020-08-18 17:03:33,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:33,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 17:03:33,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172248679] [2020-08-18 17:03:33,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 17:03:33,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:33,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 17:03:33,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 17:03:33,093 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-18 17:03:33,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:33,535 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-18 17:03:33,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 17:03:33,536 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-18 17:03:33,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:33,546 INFO L225 Difference]: With dead ends: 924 [2020-08-18 17:03:33,546 INFO L226 Difference]: Without dead ends: 493 [2020-08-18 17:03:33,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 17:03:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-18 17:03:33,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-18 17:03:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-18 17:03:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-18 17:03:33,592 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-18 17:03:33,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:33,593 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-18 17:03:33,593 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 17:03:33,593 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-18 17:03:33,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-18 17:03:33,603 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:33,603 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 11, 9, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:33,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-18 17:03:33,604 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:33,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:33,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1740376526, now seen corresponding path program 7 times [2020-08-18 17:03:33,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:33,607 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018089777] [2020-08-18 17:03:33,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:33,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:33,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:34,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:35,356 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 1102 proven. 902 refuted. 0 times theorem prover too weak. 3365 trivial. 0 not checked. [2020-08-18 17:03:35,356 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018089777] [2020-08-18 17:03:35,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:35,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 17:03:35,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599653363] [2020-08-18 17:03:35,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 17:03:35,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:35,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 17:03:35,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-08-18 17:03:35,360 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 22 states. [2020-08-18 17:03:36,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:36,317 INFO L93 Difference]: Finished difference Result 1181 states and 2195 transitions. [2020-08-18 17:03:36,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-18 17:03:36,318 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 436 [2020-08-18 17:03:36,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:36,335 INFO L225 Difference]: With dead ends: 1181 [2020-08-18 17:03:36,336 INFO L226 Difference]: Without dead ends: 756 [2020-08-18 17:03:36,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=1408, Unknown=0, NotChecked=0, Total=1640 [2020-08-18 17:03:36,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-08-18 17:03:36,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 676. [2020-08-18 17:03:36,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-08-18 17:03:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1086 transitions. [2020-08-18 17:03:36,433 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1086 transitions. Word has length 436 [2020-08-18 17:03:36,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:36,434 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 1086 transitions. [2020-08-18 17:03:36,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 17:03:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1086 transitions. [2020-08-18 17:03:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-08-18 17:03:36,440 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:36,441 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 17:03:36,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-18 17:03:36,441 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:36,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:36,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1326629730, now seen corresponding path program 8 times [2020-08-18 17:03:36,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:36,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292832806] [2020-08-18 17:03:36,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:36,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:36,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:36,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:36,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:36,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:37,730 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 17:03:37,730 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292832806] [2020-08-18 17:03:37,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:37,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-18 17:03:37,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406750527] [2020-08-18 17:03:37,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-18 17:03:37,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:37,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-18 17:03:37,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-18 17:03:37,732 INFO L87 Difference]: Start difference. First operand 676 states and 1086 transitions. Second operand 13 states. [2020-08-18 17:03:38,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:38,096 INFO L93 Difference]: Finished difference Result 1328 states and 2231 transitions. [2020-08-18 17:03:38,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-18 17:03:38,097 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 463 [2020-08-18 17:03:38,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:38,118 INFO L225 Difference]: With dead ends: 1328 [2020-08-18 17:03:38,118 INFO L226 Difference]: Without dead ends: 1324 [2020-08-18 17:03:38,120 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 17:03:38,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2020-08-18 17:03:38,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1304. [2020-08-18 17:03:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-08-18 17:03:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 2185 transitions. [2020-08-18 17:03:38,214 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 2185 transitions. Word has length 463 [2020-08-18 17:03:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:38,214 INFO L479 AbstractCegarLoop]: Abstraction has 1304 states and 2185 transitions. [2020-08-18 17:03:38,214 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-18 17:03:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2185 transitions. [2020-08-18 17:03:38,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1377 [2020-08-18 17:03:38,237 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:38,238 INFO L422 BasicCegarLoop]: trace histogram [102, 102, 99, 99, 82, 81, 51, 51, 51, 51, 51, 51, 51, 49, 49, 49, 49, 49, 49, 49, 33, 30, 20, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:38,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-18 17:03:38,239 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:38,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:38,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1269461951, now seen corresponding path program 9 times [2020-08-18 17:03:38,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:38,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2093341396] [2020-08-18 17:03:38,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:39,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:39,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:39,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 17:03:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-08-18 17:03:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 17:03:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:40,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2020-08-18 17:03:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:41,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 17:03:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 17:03:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:42,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 56373 backedges. 4504 proven. 7480 refuted. 0 times theorem prover too weak. 44389 trivial. 0 not checked. [2020-08-18 17:03:44,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2093341396] [2020-08-18 17:03:44,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:44,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-18 17:03:44,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63988979] [2020-08-18 17:03:44,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-18 17:03:44,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:44,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-18 17:03:44,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-18 17:03:44,394 INFO L87 Difference]: Start difference. First operand 1304 states and 2185 transitions. Second operand 29 states. [2020-08-18 17:03:46,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:46,007 INFO L93 Difference]: Finished difference Result 2712 states and 4831 transitions. [2020-08-18 17:03:46,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-08-18 17:03:46,007 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 1376 [2020-08-18 17:03:46,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:46,026 INFO L225 Difference]: With dead ends: 2712 [2020-08-18 17:03:46,026 INFO L226 Difference]: Without dead ends: 1422 [2020-08-18 17:03:46,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=448, Invalid=3458, Unknown=0, NotChecked=0, Total=3906 [2020-08-18 17:03:46,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2020-08-18 17:03:46,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1254. [2020-08-18 17:03:46,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2020-08-18 17:03:46,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1962 transitions. [2020-08-18 17:03:46,134 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1962 transitions. Word has length 1376 [2020-08-18 17:03:46,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:46,135 INFO L479 AbstractCegarLoop]: Abstraction has 1254 states and 1962 transitions. [2020-08-18 17:03:46,135 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-18 17:03:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1962 transitions. [2020-08-18 17:03:46,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2020-08-18 17:03:46,144 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:46,145 INFO L422 BasicCegarLoop]: trace histogram [50, 50, 47, 47, 39, 39, 25, 25, 25, 25, 25, 25, 25, 23, 23, 23, 23, 23, 23, 23, 16, 14, 11, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:46,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-18 17:03:46,145 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:46,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:46,146 INFO L82 PathProgramCache]: Analyzing trace with hash -2116238811, now seen corresponding path program 10 times [2020-08-18 17:03:46,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:46,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [131172857] [2020-08-18 17:03:46,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:46,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-18 17:03:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2020-08-18 17:03:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12918 backedges. 607 proven. 2022 refuted. 0 times theorem prover too weak. 10289 trivial. 0 not checked. [2020-08-18 17:03:47,704 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [131172857] [2020-08-18 17:03:47,704 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:47,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-18 17:03:47,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805559219] [2020-08-18 17:03:47,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-18 17:03:47,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:47,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-18 17:03:47,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-18 17:03:47,706 INFO L87 Difference]: Start difference. First operand 1254 states and 1962 transitions. Second operand 16 states. [2020-08-18 17:03:48,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:48,334 INFO L93 Difference]: Finished difference Result 2639 states and 4460 transitions. [2020-08-18 17:03:48,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 17:03:48,335 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 667 [2020-08-18 17:03:48,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:48,357 INFO L225 Difference]: With dead ends: 2639 [2020-08-18 17:03:48,357 INFO L226 Difference]: Without dead ends: 1399 [2020-08-18 17:03:48,369 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-18 17:03:48,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2020-08-18 17:03:48,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1328. [2020-08-18 17:03:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1328 states. [2020-08-18 17:03:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2092 transitions. [2020-08-18 17:03:48,466 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2092 transitions. Word has length 667 [2020-08-18 17:03:48,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:48,467 INFO L479 AbstractCegarLoop]: Abstraction has 1328 states and 2092 transitions. [2020-08-18 17:03:48,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-18 17:03:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2092 transitions. [2020-08-18 17:03:48,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-18 17:03:48,482 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:48,483 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 17:03:48,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-18 17:03:48,483 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:48,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:48,484 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 11 times [2020-08-18 17:03:48,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:48,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529887635] [2020-08-18 17:03:48,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:48,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:48,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:49,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 17:03:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:50,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:51,309 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 17:03:51,309 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529887635] [2020-08-18 17:03:51,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:51,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 17:03:51,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686836666] [2020-08-18 17:03:51,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 17:03:51,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:51,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 17:03:51,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 17:03:51,312 INFO L87 Difference]: Start difference. First operand 1328 states and 2092 transitions. Second operand 22 states. [2020-08-18 17:03:52,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:03:52,887 INFO L93 Difference]: Finished difference Result 1745 states and 2951 transitions. [2020-08-18 17:03:52,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-18 17:03:52,887 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-18 17:03:52,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:03:52,896 INFO L225 Difference]: With dead ends: 1745 [2020-08-18 17:03:52,896 INFO L226 Difference]: Without dead ends: 316 [2020-08-18 17:03:52,909 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-18 17:03:52,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-08-18 17:03:52,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 248. [2020-08-18 17:03:52,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-08-18 17:03:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 359 transitions. [2020-08-18 17:03:52,928 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 359 transitions. Word has length 926 [2020-08-18 17:03:52,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:03:52,929 INFO L479 AbstractCegarLoop]: Abstraction has 248 states and 359 transitions. [2020-08-18 17:03:52,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 17:03:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 359 transitions. [2020-08-18 17:03:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1526 [2020-08-18 17:03:52,950 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:03:52,951 INFO L422 BasicCegarLoop]: trace histogram [113, 113, 110, 110, 90, 90, 56, 56, 56, 56, 56, 56, 56, 55, 55, 55, 55, 55, 55, 55, 35, 34, 23, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:03:52,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-18 17:03:52,952 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:03:52,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:03:52,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1828007722, now seen corresponding path program 12 times [2020-08-18 17:03:52,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:03:52,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1179768025] [2020-08-18 17:03:52,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:03:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:54,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:03:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:54,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:03:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:54,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 17:03:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:55,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-08-18 17:03:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 17:03:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:56,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1058 [2020-08-18 17:03:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:03:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:03:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:03:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:03:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:03:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:03:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:03:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:57,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:03:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:03:59,352 INFO L134 CoverageAnalysis]: Checked inductivity of 69402 backedges. 1190 proven. 6787 refuted. 0 times theorem prover too weak. 61425 trivial. 0 not checked. [2020-08-18 17:03:59,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1179768025] [2020-08-18 17:03:59,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:03:59,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 17:03:59,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067173230] [2020-08-18 17:03:59,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 17:03:59,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:03:59,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 17:03:59,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 17:03:59,354 INFO L87 Difference]: Start difference. First operand 248 states and 359 transitions. Second operand 18 states. [2020-08-18 17:04:00,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:04:00,226 INFO L93 Difference]: Finished difference Result 492 states and 755 transitions. [2020-08-18 17:04:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-18 17:04:00,227 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1525 [2020-08-18 17:04:00,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:04:00,231 INFO L225 Difference]: With dead ends: 492 [2020-08-18 17:04:00,231 INFO L226 Difference]: Without dead ends: 266 [2020-08-18 17:04:00,233 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=250, Invalid=1472, Unknown=0, NotChecked=0, Total=1722 [2020-08-18 17:04:00,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-08-18 17:04:00,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 244. [2020-08-18 17:04:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-08-18 17:04:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 349 transitions. [2020-08-18 17:04:00,249 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 349 transitions. Word has length 1525 [2020-08-18 17:04:00,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:04:00,250 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 349 transitions. [2020-08-18 17:04:00,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 17:04:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 349 transitions. [2020-08-18 17:04:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1281 [2020-08-18 17:04:00,264 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:04:00,265 INFO L422 BasicCegarLoop]: trace histogram [94, 94, 93, 93, 76, 75, 47, 47, 47, 47, 47, 47, 47, 46, 46, 46, 46, 46, 46, 46, 30, 28, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:04:00,267 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-18 17:04:00,270 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:04:00,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:04:00,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1402906014, now seen corresponding path program 13 times [2020-08-18 17:04:00,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:04:00,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1773201257] [2020-08-18 17:04:00,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:04:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:00,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:04:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:00,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:04:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:04:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:01,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 17:04:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-18 17:04:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:04:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 17:04:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:02,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:02,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 48685 backedges. 1673 proven. 5311 refuted. 0 times theorem prover too weak. 41701 trivial. 0 not checked. [2020-08-18 17:04:04,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1773201257] [2020-08-18 17:04:04,082 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:04:04,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 17:04:04,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234333559] [2020-08-18 17:04:04,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 17:04:04,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:04:04,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 17:04:04,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-18 17:04:04,085 INFO L87 Difference]: Start difference. First operand 244 states and 349 transitions. Second operand 20 states. [2020-08-18 17:04:05,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:04:05,110 INFO L93 Difference]: Finished difference Result 495 states and 732 transitions. [2020-08-18 17:04:05,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-18 17:04:05,112 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1280 [2020-08-18 17:04:05,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:04:05,116 INFO L225 Difference]: With dead ends: 495 [2020-08-18 17:04:05,116 INFO L226 Difference]: Without dead ends: 277 [2020-08-18 17:04:05,118 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 378 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-18 17:04:05,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-08-18 17:04:05,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 236. [2020-08-18 17:04:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-08-18 17:04:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 326 transitions. [2020-08-18 17:04:05,132 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 326 transitions. Word has length 1280 [2020-08-18 17:04:05,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:04:05,133 INFO L479 AbstractCegarLoop]: Abstraction has 236 states and 326 transitions. [2020-08-18 17:04:05,133 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 17:04:05,133 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 326 transitions. [2020-08-18 17:04:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-18 17:04:05,147 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:04:05,148 INFO L422 BasicCegarLoop]: trace histogram [90, 90, 87, 87, 72, 71, 45, 45, 45, 45, 45, 45, 45, 43, 43, 43, 43, 43, 43, 43, 29, 26, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:04:05,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-18 17:04:05,148 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:04:05,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:04:05,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1219901515, now seen corresponding path program 14 times [2020-08-18 17:04:05,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:04:05,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [539086581] [2020-08-18 17:04:05,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:04:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:05,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:04:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:05,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:04:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:06,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:04:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 17:04:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:04:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:07,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-18 17:04:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:08,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 43597 backedges. 2081 proven. 5366 refuted. 0 times theorem prover too weak. 36150 trivial. 0 not checked. [2020-08-18 17:04:09,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [539086581] [2020-08-18 17:04:09,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 17:04:09,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 17:04:09,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385131736] [2020-08-18 17:04:09,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 17:04:09,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:04:09,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 17:04:09,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 17:04:09,228 INFO L87 Difference]: Start difference. First operand 236 states and 326 transitions. Second operand 22 states. [2020-08-18 17:04:10,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:04:10,605 INFO L93 Difference]: Finished difference Result 535 states and 848 transitions. [2020-08-18 17:04:10,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-08-18 17:04:10,606 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1212 [2020-08-18 17:04:10,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:04:10,611 INFO L225 Difference]: With dead ends: 535 [2020-08-18 17:04:10,611 INFO L226 Difference]: Without dead ends: 319 [2020-08-18 17:04:10,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=423, Invalid=2883, Unknown=0, NotChecked=0, Total=3306 [2020-08-18 17:04:10,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-08-18 17:04:10,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 255. [2020-08-18 17:04:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-08-18 17:04:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 357 transitions. [2020-08-18 17:04:10,629 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 357 transitions. Word has length 1212 [2020-08-18 17:04:10,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:04:10,630 INFO L479 AbstractCegarLoop]: Abstraction has 255 states and 357 transitions. [2020-08-18 17:04:10,630 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 17:04:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 357 transitions. [2020-08-18 17:04:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-08-18 17:04:10,640 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:04:10,641 INFO L422 BasicCegarLoop]: trace histogram [76, 76, 75, 75, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 15, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 17:04:10,641 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-18 17:04:10,641 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:04:10,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:04:10,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1627069240, now seen corresponding path program 15 times [2020-08-18 17:04:10,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:04:10,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [106170478] [2020-08-18 17:04:10,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:04:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:04:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 17:04:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:11,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 17:04:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 17:04:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-18 17:04:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 17:04:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:12,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:04:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 17:04:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 17:04:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 17:04:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 17:04:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:04:13,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 17:04:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat