/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_20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 12:07:18,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 12:07:18,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 12:07:18,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 12:07:18,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 12:07:18,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 12:07:18,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 12:07:18,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 12:07:18,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 12:07:18,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 12:07:18,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 12:07:18,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 12:07:18,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 12:07:18,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 12:07:18,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 12:07:18,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 12:07:18,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 12:07:18,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 12:07:18,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 12:07:18,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 12:07:18,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 12:07:18,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 12:07:18,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 12:07:18,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 12:07:18,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 12:07:18,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 12:07:18,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 12:07:18,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 12:07:18,773 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 12:07:18,797 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 12:07:18,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 12:07:18,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 12:07:18,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 12:07:18,799 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 12:07:18,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 12:07:18,799 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 12:07:18,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 12:07:18,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 12:07:18,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 12:07:18,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 12:07:18,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 12:07:18,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 12:07:18,801 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 12:07:18,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 12:07:18,801 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 12:07:18,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 12:07:18,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 12:07:18,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 12:07:18,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 12:07:18,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 12:07:18,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 12:07:18,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 12:07:18,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 12:07:18,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 12:07:18,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 12:07:18,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 12:07:18,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 12:07:18,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 12:07:18,804 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 12:07:19,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 12:07:19,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 12:07:19,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 12:07:19,146 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 12:07:19,147 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 12:07:19,147 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-08-18 12:07:19,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e904ad10/8ee916ceb9264a3481c0a988768eddb9/FLAG511e07b4e [2020-08-18 12:07:19,674 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 12:07:19,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-2.c [2020-08-18 12:07:19,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e904ad10/8ee916ceb9264a3481c0a988768eddb9/FLAG511e07b4e [2020-08-18 12:07:20,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e904ad10/8ee916ceb9264a3481c0a988768eddb9 [2020-08-18 12:07:20,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 12:07:20,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 12:07:20,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 12:07:20,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 12:07:20,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 12:07:20,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c46e88b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20, skipping insertion in model container [2020-08-18 12:07:20,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 12:07:20,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 12:07:20,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:07:20,280 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 12:07:20,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:07:20,310 INFO L208 MainTranslator]: Completed translation [2020-08-18 12:07:20,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20 WrapperNode [2020-08-18 12:07:20,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 12:07:20,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 12:07:20,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 12:07:20,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 12:07:20,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (1/1) ... [2020-08-18 12:07:20,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 12:07:20,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 12:07:20,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 12:07:20,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 12:07:20,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (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 12:07:20,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 12:07:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 12:07:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-18 12:07:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-18 12:07:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 12:07:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 12:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 12:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-18 12:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-18 12:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 12:07:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 12:07:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 12:07:20,708 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 12:07:20,709 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 12:07:20,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:07:20 BoogieIcfgContainer [2020-08-18 12:07:20,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 12:07:20,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 12:07:20,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 12:07:20,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 12:07:20,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 12:07:20" (1/3) ... [2020-08-18 12:07:20,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b9fd318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:07:20, skipping insertion in model container [2020-08-18 12:07:20,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:07:20" (2/3) ... [2020-08-18 12:07:20,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b9fd318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:07:20, skipping insertion in model container [2020-08-18 12:07:20,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:07:20" (3/3) ... [2020-08-18 12:07:20,723 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-2.c [2020-08-18 12:07:20,735 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 12:07:20,746 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 12:07:20,776 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 12:07:20,811 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 12:07:20,811 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 12:07:20,812 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 12:07:20,812 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 12:07:20,812 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 12:07:20,813 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 12:07:20,813 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 12:07:20,813 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 12:07:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-18 12:07:20,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-18 12:07:20,849 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:20,850 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:20,851 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:20,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:20,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-18 12:07:20,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:20,872 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [80136581] [2020-08-18 12:07:20,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,115 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 12:07:21,117 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [80136581] [2020-08-18 12:07:21,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:07:21,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 12:07:21,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844602007] [2020-08-18 12:07:21,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 12:07:21,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:21,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 12:07:21,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 12:07:21,148 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-18 12:07:21,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:21,263 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-18 12:07:21,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 12:07:21,265 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-18 12:07:21,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:21,278 INFO L225 Difference]: With dead ends: 44 [2020-08-18 12:07:21,278 INFO L226 Difference]: Without dead ends: 30 [2020-08-18 12:07:21,282 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 12:07:21,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-18 12:07:21,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-18 12:07:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 12:07:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 12:07:21,340 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-18 12:07:21,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:21,340 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 12:07:21,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 12:07:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 12:07:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-18 12:07:21,343 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:21,343 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:21,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 12:07:21,344 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:21,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:21,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-18 12:07:21,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:21,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1350439768] [2020-08-18 12:07:21,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,409 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 12:07:21,410 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1350439768] [2020-08-18 12:07:21,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:07:21,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 12:07:21,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905521492] [2020-08-18 12:07:21,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 12:07:21,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:21,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 12:07:21,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-18 12:07:21,414 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-18 12:07:21,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:21,490 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-18 12:07:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 12:07:21,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-18 12:07:21,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:21,493 INFO L225 Difference]: With dead ends: 36 [2020-08-18 12:07:21,494 INFO L226 Difference]: Without dead ends: 32 [2020-08-18 12:07:21,495 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 12:07:21,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-18 12:07:21,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-18 12:07:21,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-18 12:07:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-18 12:07:21,506 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-18 12:07:21,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:21,507 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-18 12:07:21,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 12:07:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-18 12:07:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-18 12:07:21,509 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:21,509 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 12:07:21,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 12:07:21,510 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:21,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:21,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-18 12:07:21,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:21,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [537538314] [2020-08-18 12:07:21,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:07:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,645 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 12:07:21,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [537538314] [2020-08-18 12:07:21,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:21,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 12:07:21,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346742619] [2020-08-18 12:07:21,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 12:07:21,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:21,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 12:07:21,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-18 12:07:21,649 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-18 12:07:21,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:21,749 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-18 12:07:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 12:07:21,751 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-18 12:07:21,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:21,752 INFO L225 Difference]: With dead ends: 58 [2020-08-18 12:07:21,753 INFO L226 Difference]: Without dead ends: 34 [2020-08-18 12:07:21,754 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 12:07:21,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-18 12:07:21,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-18 12:07:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-18 12:07:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-18 12:07:21,770 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-18 12:07:21,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:21,770 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-18 12:07:21,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 12:07:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-18 12:07:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-18 12:07:21,776 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:21,776 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 12:07:21,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 12:07:21,777 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:21,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:21,779 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-18 12:07:21,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:21,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2118076056] [2020-08-18 12:07:21,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:21,964 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 12:07:21,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2118076056] [2020-08-18 12:07:21,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:21,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 12:07:21,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271543188] [2020-08-18 12:07:21,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 12:07:21,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:21,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 12:07:21,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 12:07:21,968 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-18 12:07:22,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:22,161 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-18 12:07:22,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 12:07:22,162 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-18 12:07:22,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:22,166 INFO L225 Difference]: With dead ends: 54 [2020-08-18 12:07:22,166 INFO L226 Difference]: Without dead ends: 50 [2020-08-18 12:07:22,167 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 12:07:22,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-18 12:07:22,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-18 12:07:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-18 12:07:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-18 12:07:22,180 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-18 12:07:22,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:22,181 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-18 12:07:22,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 12:07:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-18 12:07:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-18 12:07:22,183 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:22,183 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 12:07:22,184 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 12:07:22,184 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:22,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:22,184 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-18 12:07:22,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:22,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989664836] [2020-08-18 12:07:22,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:07:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:07:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,366 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 12:07:22,366 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [989664836] [2020-08-18 12:07:22,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:22,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 12:07:22,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095928956] [2020-08-18 12:07:22,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 12:07:22,369 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:22,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 12:07:22,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-18 12:07:22,370 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-18 12:07:22,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:22,469 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-18 12:07:22,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 12:07:22,470 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-18 12:07:22,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:22,472 INFO L225 Difference]: With dead ends: 94 [2020-08-18 12:07:22,472 INFO L226 Difference]: Without dead ends: 52 [2020-08-18 12:07:22,474 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 12:07:22,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-18 12:07:22,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-18 12:07:22,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-18 12:07:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-18 12:07:22,485 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-18 12:07:22,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:22,486 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-18 12:07:22,486 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 12:07:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-18 12:07:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-18 12:07:22,488 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:22,488 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 12:07:22,489 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 12:07:22,489 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:22,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:22,489 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-18 12:07:22,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:22,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328472620] [2020-08-18 12:07:22,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,615 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 12:07:22,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328472620] [2020-08-18 12:07:22,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:22,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 12:07:22,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928569446] [2020-08-18 12:07:22,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:07:22,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:22,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:07:22,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:07:22,618 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-18 12:07:22,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:22,731 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-18 12:07:22,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 12:07:22,732 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-18 12:07:22,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:22,734 INFO L225 Difference]: With dead ends: 103 [2020-08-18 12:07:22,734 INFO L226 Difference]: Without dead ends: 57 [2020-08-18 12:07:22,736 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 12:07:22,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-18 12:07:22,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-18 12:07:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-18 12:07:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-18 12:07:22,749 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-18 12:07:22,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:22,749 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-18 12:07:22,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:07:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-18 12:07:22,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-18 12:07:22,752 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:22,752 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 12:07:22,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 12:07:22,753 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:22,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:22,753 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-18 12:07:22,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:22,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [871048392] [2020-08-18 12:07:22,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:22,938 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 12:07:22,939 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [871048392] [2020-08-18 12:07:22,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:22,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 12:07:22,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798713747] [2020-08-18 12:07:22,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:07:22,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:22,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:07:22,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:07:22,944 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-18 12:07:23,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:23,168 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-18 12:07:23,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 12:07:23,169 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-18 12:07:23,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:23,171 INFO L225 Difference]: With dead ends: 86 [2020-08-18 12:07:23,172 INFO L226 Difference]: Without dead ends: 82 [2020-08-18 12:07:23,172 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 12:07:23,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-18 12:07:23,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-18 12:07:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-18 12:07:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-18 12:07:23,190 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-18 12:07:23,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:23,190 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-18 12:07:23,191 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:07:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-18 12:07:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-18 12:07:23,194 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:23,194 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 12:07:23,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 12:07:23,195 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:23,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:23,195 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-18 12:07:23,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:23,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2003908103] [2020-08-18 12:07:23,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 12:07:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,341 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 12:07:23,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2003908103] [2020-08-18 12:07:23,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:23,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 12:07:23,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852253064] [2020-08-18 12:07:23,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:07:23,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:23,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:07:23,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:07:23,344 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-18 12:07:23,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:23,471 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-18 12:07:23,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 12:07:23,472 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-18 12:07:23,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:23,474 INFO L225 Difference]: With dead ends: 167 [2020-08-18 12:07:23,474 INFO L226 Difference]: Without dead ends: 94 [2020-08-18 12:07:23,476 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 12:07:23,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-18 12:07:23,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-18 12:07:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-18 12:07:23,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-18 12:07:23,494 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-18 12:07:23,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:23,495 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-18 12:07:23,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:07:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-18 12:07:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 12:07:23,498 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:23,499 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 12:07:23,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-18 12:07:23,499 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:23,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:23,500 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-18 12:07:23,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:23,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030280000] [2020-08-18 12:07:23,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,660 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 12:07:23,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030280000] [2020-08-18 12:07:23,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:23,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 12:07:23,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595520408] [2020-08-18 12:07:23,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 12:07:23,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:23,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 12:07:23,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 12:07:23,664 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-18 12:07:23,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:23,908 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-18 12:07:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 12:07:23,909 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-18 12:07:23,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:23,912 INFO L225 Difference]: With dead ends: 188 [2020-08-18 12:07:23,912 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 12:07:23,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-18 12:07:23,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 12:07:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-18 12:07:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 12:07:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-18 12:07:23,931 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-18 12:07:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:23,932 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-18 12:07:23,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 12:07:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-18 12:07:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-18 12:07:23,935 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:23,935 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 12:07:23,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-18 12:07:23,936 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:23,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:23,936 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-18 12:07:23,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:23,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664570678] [2020-08-18 12:07:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:23,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,205 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 12:07:24,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664570678] [2020-08-18 12:07:24,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:24,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 12:07:24,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839415893] [2020-08-18 12:07:24,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 12:07:24,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:24,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 12:07:24,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 12:07:24,208 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-18 12:07:24,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:24,613 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-18 12:07:24,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-18 12:07:24,615 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-18 12:07:24,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:24,619 INFO L225 Difference]: With dead ends: 199 [2020-08-18 12:07:24,619 INFO L226 Difference]: Without dead ends: 86 [2020-08-18 12:07:24,621 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 12:07:24,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-18 12:07:24,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-18 12:07:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-18 12:07:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-18 12:07:24,632 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-18 12:07:24,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:24,633 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-18 12:07:24,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 12:07:24,633 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-18 12:07:24,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-18 12:07:24,634 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:24,636 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 12:07:24,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-18 12:07:24,636 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:24,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:24,637 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-18 12:07:24,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:24,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [708202475] [2020-08-18 12:07:24,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 12:07:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:24,884 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 12:07:24,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [708202475] [2020-08-18 12:07:24,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:24,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 12:07:24,885 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420365521] [2020-08-18 12:07:24,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 12:07:24,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:24,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 12:07:24,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-18 12:07:24,887 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-18 12:07:25,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:25,089 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-18 12:07:25,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 12:07:25,090 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-18 12:07:25,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:25,091 INFO L225 Difference]: With dead ends: 142 [2020-08-18 12:07:25,091 INFO L226 Difference]: Without dead ends: 78 [2020-08-18 12:07:25,092 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 12:07:25,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-18 12:07:25,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-18 12:07:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-18 12:07:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-18 12:07:25,101 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-18 12:07:25,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:25,101 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-18 12:07:25,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 12:07:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-18 12:07:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-18 12:07:25,103 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:25,103 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 12:07:25,104 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-18 12:07:25,104 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:25,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:25,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-18 12:07:25,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:25,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967356211] [2020-08-18 12:07:25,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 12:07:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-18 12:07:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-18 12:07:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:25,797 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 12:07:25,798 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967356211] [2020-08-18 12:07:25,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:25,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 12:07:25,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170327522] [2020-08-18 12:07:25,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 12:07:25,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:25,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 12:07:25,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-18 12:07:25,802 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-18 12:07:26,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:26,422 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-18 12:07:26,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-18 12:07:26,423 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-18 12:07:26,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:26,425 INFO L225 Difference]: With dead ends: 184 [2020-08-18 12:07:26,425 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 12:07:26,427 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 12:07:26,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 12:07:26,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-18 12:07:26,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-18 12:07:26,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-18 12:07:26,442 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-18 12:07:26,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:26,443 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-18 12:07:26,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 12:07:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-18 12:07:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-18 12:07:26,449 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:26,449 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 12:07:26,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-18 12:07:26,449 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:26,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:26,450 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-18 12:07:26,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:26,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261764666] [2020-08-18 12:07:26,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 12:07:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:26,794 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 12:07:26,795 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261764666] [2020-08-18 12:07:26,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:26,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 12:07:26,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929012892] [2020-08-18 12:07:26,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 12:07:26,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:26,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 12:07:26,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 12:07:26,798 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-18 12:07:27,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:27,097 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-18 12:07:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-18 12:07:27,099 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-18 12:07:27,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:27,101 INFO L225 Difference]: With dead ends: 188 [2020-08-18 12:07:27,101 INFO L226 Difference]: Without dead ends: 101 [2020-08-18 12:07:27,103 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 12:07:27,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-18 12:07:27,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-18 12:07:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-18 12:07:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-18 12:07:27,117 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-18 12:07:27,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:27,119 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-18 12:07:27,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 12:07:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-18 12:07:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 12:07:27,123 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:27,123 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 12:07:27,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-18 12:07:27,124 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:27,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:27,124 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-18 12:07:27,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:27,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491622579] [2020-08-18 12:07:27,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-18 12:07:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:27,592 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 12:07:27,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491622579] [2020-08-18 12:07:27,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:27,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 12:07:27,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171801281] [2020-08-18 12:07:27,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 12:07:27,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:27,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 12:07:27,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 12:07:27,595 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-18 12:07:28,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:28,156 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-18 12:07:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 12:07:28,158 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-18 12:07:28,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:28,161 INFO L225 Difference]: With dead ends: 224 [2020-08-18 12:07:28,161 INFO L226 Difference]: Without dead ends: 131 [2020-08-18 12:07:28,163 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 12:07:28,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-18 12:07:28,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-18 12:07:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-18 12:07:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-18 12:07:28,176 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-18 12:07:28,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:28,177 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-18 12:07:28,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 12:07:28,178 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-18 12:07:28,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 12:07:28,180 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:28,180 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 12:07:28,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-18 12:07:28,181 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:28,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:28,181 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-18 12:07:28,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:28,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [250736707] [2020-08-18 12:07:28,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:28,538 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 12:07:28,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [250736707] [2020-08-18 12:07:28,539 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:28,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 12:07:28,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449477647] [2020-08-18 12:07:28,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 12:07:28,540 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:28,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 12:07:28,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-18 12:07:28,541 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-18 12:07:28,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:28,861 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-18 12:07:28,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-18 12:07:28,862 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-18 12:07:28,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:28,865 INFO L225 Difference]: With dead ends: 244 [2020-08-18 12:07:28,865 INFO L226 Difference]: Without dead ends: 240 [2020-08-18 12:07:28,867 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 12:07:28,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-18 12:07:28,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-18 12:07:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-18 12:07:28,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-18 12:07:28,885 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-18 12:07:28,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:28,885 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-18 12:07:28,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 12:07:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-18 12:07:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-18 12:07:28,892 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:28,893 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:28,893 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-18 12:07:28,893 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:28,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:28,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-18 12:07:28,894 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:28,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1350276896] [2020-08-18 12:07:28,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 12:07:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-18 12:07:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-18 12:07:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-18 12:07:29,782 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1350276896] [2020-08-18 12:07:29,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:29,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-18 12:07:29,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19862238] [2020-08-18 12:07:29,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-18 12:07:29,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:29,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-18 12:07:29,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-18 12:07:29,785 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-18 12:07:30,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:30,076 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-18 12:07:30,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-18 12:07:30,077 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-18 12:07:30,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:30,081 INFO L225 Difference]: With dead ends: 429 [2020-08-18 12:07:30,081 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 12:07:30,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-18 12:07:30,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 12:07:30,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-18 12:07:30,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-18 12:07:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-18 12:07:30,108 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-18 12:07:30,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:30,109 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-18 12:07:30,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-18 12:07:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-18 12:07:30,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-18 12:07:30,113 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:30,113 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:30,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-18 12:07:30,113 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:30,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:30,114 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-18 12:07:30,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:30,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839512989] [2020-08-18 12:07:30,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 12:07:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:30,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-18 12:07:30,595 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839512989] [2020-08-18 12:07:30,595 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:30,595 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 12:07:30,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265154612] [2020-08-18 12:07:30,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 12:07:30,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:30,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 12:07:30,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 12:07:30,597 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-18 12:07:31,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:31,043 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-18 12:07:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-18 12:07:31,044 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-18 12:07:31,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:31,047 INFO L225 Difference]: With dead ends: 454 [2020-08-18 12:07:31,047 INFO L226 Difference]: Without dead ends: 246 [2020-08-18 12:07:31,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 12:07:31,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-18 12:07:31,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-18 12:07:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-18 12:07:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-18 12:07:31,067 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-18 12:07:31,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:31,068 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-18 12:07:31,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 12:07:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-18 12:07:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-18 12:07:31,072 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:31,072 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 12:07:31,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-18 12:07:31,073 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:31,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:31,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-18 12:07:31,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:31,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760234072] [2020-08-18 12:07:31,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:31,667 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 12:07:31,668 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760234072] [2020-08-18 12:07:31,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:31,668 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-18 12:07:31,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153261641] [2020-08-18 12:07:31,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 12:07:31,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:31,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 12:07:31,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-18 12:07:31,677 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-18 12:07:32,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:32,000 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-18 12:07:32,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-18 12:07:32,001 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-18 12:07:32,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:32,011 INFO L225 Difference]: With dead ends: 487 [2020-08-18 12:07:32,012 INFO L226 Difference]: Without dead ends: 483 [2020-08-18 12:07:32,014 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-18 12:07:32,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-18 12:07:32,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-18 12:07:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-18 12:07:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-18 12:07:32,062 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-18 12:07:32,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:32,062 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-18 12:07:32,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 12:07:32,063 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-18 12:07:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2020-08-18 12:07:32,079 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:32,079 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 28, 28, 24, 22, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 10, 8, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:32,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-18 12:07:32,080 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:32,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:32,081 INFO L82 PathProgramCache]: Analyzing trace with hash 2114796199, now seen corresponding path program 7 times [2020-08-18 12:07:32,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:32,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [398620667] [2020-08-18 12:07:32,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-18 12:07:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-18 12:07:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:32,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 289 proven. 900 refuted. 0 times theorem prover too weak. 3182 trivial. 0 not checked. [2020-08-18 12:07:33,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [398620667] [2020-08-18 12:07:33,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:33,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-18 12:07:33,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571866342] [2020-08-18 12:07:33,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-18 12:07:33,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:33,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-18 12:07:33,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-18 12:07:33,208 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-18 12:07:33,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:33,672 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-18 12:07:33,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-18 12:07:33,672 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 395 [2020-08-18 12:07:33,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:33,681 INFO L225 Difference]: With dead ends: 978 [2020-08-18 12:07:33,682 INFO L226 Difference]: Without dead ends: 529 [2020-08-18 12:07:33,687 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-18 12:07:33,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-18 12:07:33,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-18 12:07:33,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-18 12:07:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-18 12:07:33,735 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 395 [2020-08-18 12:07:33,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:33,737 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-18 12:07:33,737 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-18 12:07:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-18 12:07:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2020-08-18 12:07:33,760 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:33,761 INFO L422 BasicCegarLoop]: trace histogram [49, 49, 48, 48, 40, 38, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 16, 14, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:33,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-18 12:07:33,761 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:33,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:33,762 INFO L82 PathProgramCache]: Analyzing trace with hash -85106141, now seen corresponding path program 8 times [2020-08-18 12:07:33,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:33,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2041505208] [2020-08-18 12:07:33,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-18 12:07:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 12:07:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:35,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12907 backedges. 1905 proven. 2947 refuted. 0 times theorem prover too weak. 8055 trivial. 0 not checked. [2020-08-18 12:07:36,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2041505208] [2020-08-18 12:07:36,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:36,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-18 12:07:36,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241510387] [2020-08-18 12:07:36,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-18 12:07:36,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:36,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-18 12:07:36,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-18 12:07:36,426 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 29 states. [2020-08-18 12:07:38,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:38,485 INFO L93 Difference]: Finished difference Result 751 states and 1196 transitions. [2020-08-18 12:07:38,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-08-18 12:07:38,486 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 667 [2020-08-18 12:07:38,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:38,490 INFO L225 Difference]: With dead ends: 751 [2020-08-18 12:07:38,490 INFO L226 Difference]: Without dead ends: 215 [2020-08-18 12:07:38,497 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1564 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=588, Invalid=4814, Unknown=0, NotChecked=0, Total=5402 [2020-08-18 12:07:38,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-08-18 12:07:38,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 165. [2020-08-18 12:07:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-08-18 12:07:38,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 225 transitions. [2020-08-18 12:07:38,510 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 225 transitions. Word has length 667 [2020-08-18 12:07:38,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:38,511 INFO L479 AbstractCegarLoop]: Abstraction has 165 states and 225 transitions. [2020-08-18 12:07:38,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-18 12:07:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2020-08-18 12:07:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-08-18 12:07:38,516 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:38,516 INFO L422 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 31, 31, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 12, 12, 8, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:38,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-18 12:07:38,517 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:38,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:38,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1759823621, now seen corresponding path program 9 times [2020-08-18 12:07:38,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:38,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [911823233] [2020-08-18 12:07:38,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:38,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:38,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:38,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:38,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-08-18 12:07:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:39,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8074 backedges. 704 proven. 1703 refuted. 0 times theorem prover too weak. 5667 trivial. 0 not checked. [2020-08-18 12:07:40,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [911823233] [2020-08-18 12:07:40,269 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:40,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 12:07:40,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782664078] [2020-08-18 12:07:40,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 12:07:40,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:40,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 12:07:40,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-08-18 12:07:40,272 INFO L87 Difference]: Start difference. First operand 165 states and 225 transitions. Second operand 18 states. [2020-08-18 12:07:41,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:41,361 INFO L93 Difference]: Finished difference Result 374 states and 586 transitions. [2020-08-18 12:07:41,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-18 12:07:41,362 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 531 [2020-08-18 12:07:41,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:41,368 INFO L225 Difference]: With dead ends: 374 [2020-08-18 12:07:41,369 INFO L226 Difference]: Without dead ends: 226 [2020-08-18 12:07:41,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=293, Invalid=1777, Unknown=0, NotChecked=0, Total=2070 [2020-08-18 12:07:41,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-08-18 12:07:41,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 183. [2020-08-18 12:07:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2020-08-18 12:07:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 256 transitions. [2020-08-18 12:07:41,394 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 256 transitions. Word has length 531 [2020-08-18 12:07:41,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:41,397 INFO L479 AbstractCegarLoop]: Abstraction has 183 states and 256 transitions. [2020-08-18 12:07:41,397 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 12:07:41,397 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 256 transitions. [2020-08-18 12:07:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-18 12:07:41,403 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:41,404 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 41, 41, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 14, 12, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:41,404 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-18 12:07:41,404 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:41,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:41,405 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 10 times [2020-08-18 12:07:41,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:41,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081002693] [2020-08-18 12:07:41,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:41,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:42,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-18 12:07:43,043 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081002693] [2020-08-18 12:07:43,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:43,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 12:07:43,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280758019] [2020-08-18 12:07:43,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 12:07:43,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:43,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 12:07:43,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-18 12:07:43,045 INFO L87 Difference]: Start difference. First operand 183 states and 256 transitions. Second operand 20 states. [2020-08-18 12:07:44,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:44,252 INFO L93 Difference]: Finished difference Result 374 states and 594 transitions. [2020-08-18 12:07:44,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-18 12:07:44,256 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-18 12:07:44,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:44,259 INFO L225 Difference]: With dead ends: 374 [2020-08-18 12:07:44,259 INFO L226 Difference]: Without dead ends: 214 [2020-08-18 12:07:44,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-18 12:07:44,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2020-08-18 12:07:44,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 207. [2020-08-18 12:07:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-08-18 12:07:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 299 transitions. [2020-08-18 12:07:44,281 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 299 transitions. Word has length 572 [2020-08-18 12:07:44,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:44,281 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 299 transitions. [2020-08-18 12:07:44,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 12:07:44,281 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 299 transitions. [2020-08-18 12:07:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-18 12:07:44,288 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:44,289 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 45, 45, 38, 37, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 16, 13, 10, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:44,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-18 12:07:44,290 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:44,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:44,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1490795651, now seen corresponding path program 11 times [2020-08-18 12:07:44,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:44,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [35925493] [2020-08-18 12:07:44,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:44,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-18 12:07:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-18 12:07:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:45,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:45,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 567 proven. 1942 refuted. 0 times theorem prover too weak. 9360 trivial. 0 not checked. [2020-08-18 12:07:46,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [35925493] [2020-08-18 12:07:46,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:46,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-18 12:07:46,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133917236] [2020-08-18 12:07:46,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-18 12:07:46,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:46,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-18 12:07:46,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-18 12:07:46,096 INFO L87 Difference]: Start difference. First operand 207 states and 299 transitions. Second operand 16 states. [2020-08-18 12:07:46,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:46,764 INFO L93 Difference]: Finished difference Result 407 states and 612 transitions. [2020-08-18 12:07:46,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-18 12:07:46,765 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 640 [2020-08-18 12:07:46,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:46,769 INFO L225 Difference]: With dead ends: 407 [2020-08-18 12:07:46,769 INFO L226 Difference]: Without dead ends: 228 [2020-08-18 12:07:46,771 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-18 12:07:46,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-08-18 12:07:46,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 215. [2020-08-18 12:07:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-08-18 12:07:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 309 transitions. [2020-08-18 12:07:46,786 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 309 transitions. Word has length 640 [2020-08-18 12:07:46,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:46,786 INFO L479 AbstractCegarLoop]: Abstraction has 215 states and 309 transitions. [2020-08-18 12:07:46,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-18 12:07:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2020-08-18 12:07:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2020-08-18 12:07:46,794 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:46,795 INFO L422 BasicCegarLoop]: trace histogram [58, 58, 57, 57, 47, 46, 29, 29, 29, 29, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 18, 18, 12, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:46,795 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-18 12:07:46,795 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:46,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:46,796 INFO L82 PathProgramCache]: Analyzing trace with hash 566872508, now seen corresponding path program 12 times [2020-08-18 12:07:46,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:46,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2060419966] [2020-08-18 12:07:46,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:47,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 12:07:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:48,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 18248 backedges. 879 proven. 2682 refuted. 0 times theorem prover too weak. 14687 trivial. 0 not checked. [2020-08-18 12:07:49,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2060419966] [2020-08-18 12:07:49,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:49,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 12:07:49,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332106758] [2020-08-18 12:07:49,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 12:07:49,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:49,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 12:07:49,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 12:07:49,188 INFO L87 Difference]: Start difference. First operand 215 states and 309 transitions. Second operand 18 states. [2020-08-18 12:07:49,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:49,935 INFO L93 Difference]: Finished difference Result 421 states and 620 transitions. [2020-08-18 12:07:49,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-18 12:07:49,936 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 790 [2020-08-18 12:07:49,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:49,939 INFO L225 Difference]: With dead ends: 421 [2020-08-18 12:07:49,940 INFO L226 Difference]: Without dead ends: 234 [2020-08-18 12:07:49,942 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-18 12:07:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-08-18 12:07:49,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 205. [2020-08-18 12:07:49,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-08-18 12:07:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 284 transitions. [2020-08-18 12:07:49,960 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 284 transitions. Word has length 790 [2020-08-18 12:07:49,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:49,961 INFO L479 AbstractCegarLoop]: Abstraction has 205 states and 284 transitions. [2020-08-18 12:07:49,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 12:07:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 284 transitions. [2020-08-18 12:07:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-18 12:07:49,972 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:49,973 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 12:07:49,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-18 12:07:49,976 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:49,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:49,977 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 13 times [2020-08-18 12:07:49,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:49,977 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1623767681] [2020-08-18 12:07:49,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:50,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 12:07:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:51,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:52,929 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 12:07:52,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1623767681] [2020-08-18 12:07:52,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:52,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-18 12:07:52,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528981245] [2020-08-18 12:07:52,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-18 12:07:52,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:52,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-18 12:07:52,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-18 12:07:52,931 INFO L87 Difference]: Start difference. First operand 205 states and 284 transitions. Second operand 22 states. [2020-08-18 12:07:54,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:54,505 INFO L93 Difference]: Finished difference Result 444 states and 713 transitions. [2020-08-18 12:07:54,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-18 12:07:54,508 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-18 12:07:54,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:54,513 INFO L225 Difference]: With dead ends: 444 [2020-08-18 12:07:54,513 INFO L226 Difference]: Without dead ends: 260 [2020-08-18 12:07:54,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 905 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-18 12:07:54,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-08-18 12:07:54,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 250. [2020-08-18 12:07:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-08-18 12:07:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 359 transitions. [2020-08-18 12:07:54,535 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 359 transitions. Word has length 926 [2020-08-18 12:07:54,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:54,536 INFO L479 AbstractCegarLoop]: Abstraction has 250 states and 359 transitions. [2020-08-18 12:07:54,536 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-18 12:07:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 359 transitions. [2020-08-18 12:07:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-08-18 12:07:54,547 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:54,548 INFO L422 BasicCegarLoop]: trace histogram [77, 77, 74, 74, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 16, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:54,548 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-18 12:07:54,548 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:54,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:54,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1162202364, now seen corresponding path program 14 times [2020-08-18 12:07:54,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:54,549 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [267705676] [2020-08-18 12:07:54,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:55,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-18 12:07:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-18 12:07:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:07:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:07:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:07:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:07:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:07:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:07:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:07:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 31644 backedges. 1079 proven. 3945 refuted. 0 times theorem prover too weak. 26620 trivial. 0 not checked. [2020-08-18 12:07:57,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [267705676] [2020-08-18 12:07:57,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:07:57,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-18 12:07:57,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93405099] [2020-08-18 12:07:57,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-18 12:07:57,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:07:57,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-18 12:07:57,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-18 12:07:57,897 INFO L87 Difference]: Start difference. First operand 250 states and 359 transitions. Second operand 18 states. [2020-08-18 12:07:58,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:07:58,796 INFO L93 Difference]: Finished difference Result 507 states and 761 transitions. [2020-08-18 12:07:58,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-18 12:07:58,796 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1035 [2020-08-18 12:07:58,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:07:58,802 INFO L225 Difference]: With dead ends: 507 [2020-08-18 12:07:58,802 INFO L226 Difference]: Without dead ends: 283 [2020-08-18 12:07:58,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-18 12:07:58,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-08-18 12:07:58,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 265. [2020-08-18 12:07:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-08-18 12:07:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 377 transitions. [2020-08-18 12:07:58,820 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 377 transitions. Word has length 1035 [2020-08-18 12:07:58,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:07:58,821 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 377 transitions. [2020-08-18 12:07:58,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-18 12:07:58,821 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 377 transitions. [2020-08-18 12:07:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2020-08-18 12:07:58,833 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:07:58,834 INFO L422 BasicCegarLoop]: trace histogram [81, 81, 80, 80, 65, 65, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 25, 25, 16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:07:58,834 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-18 12:07:58,834 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:07:58,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:07:58,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1604839333, now seen corresponding path program 15 times [2020-08-18 12:07:58,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:07:58,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1774749638] [2020-08-18 12:07:58,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:07:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:07:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:07:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:07:59,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:07:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:08:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 12:08:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-18 12:08:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:08:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:00,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 36000 backedges. 1642 proven. 4295 refuted. 0 times theorem prover too weak. 30063 trivial. 0 not checked. [2020-08-18 12:08:01,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1774749638] [2020-08-18 12:08:01,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:08:01,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-18 12:08:01,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530136478] [2020-08-18 12:08:01,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-18 12:08:01,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:08:01,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-18 12:08:01,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-18 12:08:01,881 INFO L87 Difference]: Start difference. First operand 265 states and 377 transitions. Second operand 20 states. [2020-08-18 12:08:02,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:08:02,967 INFO L93 Difference]: Finished difference Result 534 states and 785 transitions. [2020-08-18 12:08:02,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-18 12:08:02,970 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1103 [2020-08-18 12:08:02,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:08:02,977 INFO L225 Difference]: With dead ends: 534 [2020-08-18 12:08:02,977 INFO L226 Difference]: Without dead ends: 295 [2020-08-18 12:08:02,982 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-18 12:08:02,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-08-18 12:08:03,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 254. [2020-08-18 12:08:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-08-18 12:08:03,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 351 transitions. [2020-08-18 12:08:03,003 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 351 transitions. Word has length 1103 [2020-08-18 12:08:03,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:08:03,005 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 351 transitions. [2020-08-18 12:08:03,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-18 12:08:03,005 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 351 transitions. [2020-08-18 12:08:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-18 12:08:03,019 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:08:03,020 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:08:03,020 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-08-18 12:08:03,020 INFO L427 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:08:03,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:08:03,021 INFO L82 PathProgramCache]: Analyzing trace with hash 416823031, now seen corresponding path program 16 times [2020-08-18 12:08:03,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:08:03,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1051576932] [2020-08-18 12:08:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:08:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:03,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:08:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:03,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:08:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:04,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:08:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 12:08:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-18 12:08:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:08:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:05,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:06,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:06,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:06,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 581 proven. 4097 refuted. 0 times theorem prover too weak. 38907 trivial. 0 not checked. [2020-08-18 12:08:07,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1051576932] [2020-08-18 12:08:07,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:08:07,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-18 12:08:07,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463087605] [2020-08-18 12:08:07,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-18 12:08:07,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:08:07,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-18 12:08:07,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-08-18 12:08:07,091 INFO L87 Difference]: Start difference. First operand 254 states and 351 transitions. Second operand 15 states. [2020-08-18 12:08:07,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:08:07,557 INFO L93 Difference]: Finished difference Result 764 states and 1140 transitions. [2020-08-18 12:08:07,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-18 12:08:07,557 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 1212 [2020-08-18 12:08:07,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:08:07,568 INFO L225 Difference]: With dead ends: 764 [2020-08-18 12:08:07,569 INFO L226 Difference]: Without dead ends: 760 [2020-08-18 12:08:07,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2020-08-18 12:08:07,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2020-08-18 12:08:07,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 683. [2020-08-18 12:08:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-08-18 12:08:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1012 transitions. [2020-08-18 12:08:07,629 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1012 transitions. Word has length 1212 [2020-08-18 12:08:07,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:08:07,629 INFO L479 AbstractCegarLoop]: Abstraction has 683 states and 1012 transitions. [2020-08-18 12:08:07,629 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-18 12:08:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1012 transitions. [2020-08-18 12:08:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1390 [2020-08-18 12:08:07,650 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:08:07,651 INFO L422 BasicCegarLoop]: trace histogram [103, 103, 100, 100, 83, 81, 51, 51, 51, 51, 51, 51, 51, 50, 50, 50, 50, 50, 50, 50, 33, 30, 20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:08:07,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-08-18 12:08:07,651 INFO L427 AbstractCegarLoop]: === Iteration 29 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:08:07,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:08:07,652 INFO L82 PathProgramCache]: Analyzing trace with hash 799342934, now seen corresponding path program 17 times [2020-08-18 12:08:07,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:08:07,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724991087] [2020-08-18 12:08:07,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:08:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:08,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:08:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:08,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-18 12:08:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-18 12:08:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:09,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-18 12:08:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-18 12:08:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:08:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-18 12:08:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:08:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:08:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-18 12:08:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:11,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:11,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-18 12:08:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:11,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-18 12:08:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:08:11,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-18 12:08:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat