/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 19:44:07,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 19:44:07,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 19:44:07,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 19:44:07,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 19:44:07,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 19:44:07,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 19:44:07,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 19:44:07,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 19:44:07,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 19:44:07,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 19:44:07,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 19:44:07,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 19:44:07,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 19:44:07,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 19:44:07,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 19:44:07,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 19:44:07,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 19:44:07,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 19:44:07,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 19:44:07,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 19:44:07,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 19:44:07,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 19:44:07,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 19:44:07,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 19:44:07,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 19:44:07,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 19:44:07,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 19:44:07,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 19:44:07,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 19:44:07,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 19:44:07,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 19:44:07,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 19:44:07,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 19:44:07,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 19:44:07,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 19:44:07,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 19:44:07,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 19:44:07,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 19:44:07,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 19:44:07,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 19:44:07,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 19:44:07,178 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 19:44:07,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 19:44:07,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 19:44:07,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 19:44:07,180 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 19:44:07,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 19:44:07,180 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 19:44:07,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 19:44:07,181 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 19:44:07,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 19:44:07,182 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 19:44:07,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 19:44:07,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 19:44:07,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 19:44:07,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 19:44:07,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 19:44:07,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 19:44:07,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 19:44:07,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 19:44:07,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 19:44:07,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 19:44:07,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 19:44:07,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 19:44:07,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 19:44:07,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; [2020-08-21 19:44:07,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 19:44:07,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 19:44:07,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 19:44:07,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 19:44:07,567 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 19:44:07,567 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-21 19:44:07,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84ff8420b/1c9e8e17a22d4c75a2a0253f0df4fa81/FLAG17f21f491 [2020-08-21 19:44:08,110 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 19:44:08,111 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-21 19:44:08,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84ff8420b/1c9e8e17a22d4c75a2a0253f0df4fa81/FLAG17f21f491 [2020-08-21 19:44:08,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84ff8420b/1c9e8e17a22d4c75a2a0253f0df4fa81 [2020-08-21 19:44:08,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 19:44:08,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 19:44:08,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 19:44:08,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 19:44:08,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 19:44:08,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5b442e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08, skipping insertion in model container [2020-08-21 19:44:08,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 19:44:08,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 19:44:08,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 19:44:08,731 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 19:44:08,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 19:44:08,761 INFO L208 MainTranslator]: Completed translation [2020-08-21 19:44:08,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08 WrapperNode [2020-08-21 19:44:08,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 19:44:08,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 19:44:08,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 19:44:08,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 19:44:08,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... [2020-08-21 19:44:08,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 19:44:08,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 19:44:08,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 19:44:08,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 19:44:08,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 19:44:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 19:44:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 19:44:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-21 19:44:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-21 19:44:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 19:44:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 19:44:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 19:44:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-21 19:44:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-21 19:44:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 19:44:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 19:44:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 19:44:09,144 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 19:44:09,145 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 19:44:09,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:44:09 BoogieIcfgContainer [2020-08-21 19:44:09,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 19:44:09,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 19:44:09,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 19:44:09,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 19:44:09,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 07:44:08" (1/3) ... [2020-08-21 19:44:09,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e84d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:44:09, skipping insertion in model container [2020-08-21 19:44:09,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:44:08" (2/3) ... [2020-08-21 19:44:09,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e84d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:44:09, skipping insertion in model container [2020-08-21 19:44:09,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:44:09" (3/3) ... [2020-08-21 19:44:09,158 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-1.c [2020-08-21 19:44:09,169 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 19:44:09,176 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 19:44:09,194 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 19:44:09,240 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 19:44:09,240 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 19:44:09,240 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 19:44:09,241 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 19:44:09,241 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 19:44:09,241 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 19:44:09,242 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 19:44:09,242 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 19:44:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-21 19:44:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-21 19:44:09,276 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:09,277 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:09,278 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:09,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:09,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-21 19:44:09,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:09,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [177950623] [2020-08-21 19:44:09,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 19:44:09,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [177950623] [2020-08-21 19:44:09,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 19:44:09,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 19:44:09,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420331787] [2020-08-21 19:44:09,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 19:44:09,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:09,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 19:44:09,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 19:44:09,529 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-21 19:44:09,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:09,649 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-21 19:44:09,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 19:44:09,651 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-21 19:44:09,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:09,662 INFO L225 Difference]: With dead ends: 44 [2020-08-21 19:44:09,662 INFO L226 Difference]: Without dead ends: 30 [2020-08-21 19:44:09,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-21 19:44:09,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-21 19:44:09,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-21 19:44:09,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-21 19:44:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-21 19:44:09,717 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-21 19:44:09,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:09,717 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-21 19:44:09,718 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 19:44:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-21 19:44:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-21 19:44:09,720 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:09,720 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:09,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 19:44:09,721 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:09,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:09,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-21 19:44:09,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:09,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [20300953] [2020-08-21 19:44:09,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 19:44:09,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [20300953] [2020-08-21 19:44:09,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 19:44:09,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 19:44:09,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715946100] [2020-08-21 19:44:09,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 19:44:09,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:09,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 19:44:09,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 19:44:09,792 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-21 19:44:09,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:09,859 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-21 19:44:09,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 19:44:09,860 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-21 19:44:09,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:09,862 INFO L225 Difference]: With dead ends: 36 [2020-08-21 19:44:09,862 INFO L226 Difference]: Without dead ends: 32 [2020-08-21 19:44:09,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-21 19:44:09,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-21 19:44:09,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-21 19:44:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-21 19:44:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-21 19:44:09,874 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-21 19:44:09,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:09,874 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-21 19:44:09,874 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 19:44:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-21 19:44:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-21 19:44:09,876 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:09,877 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] [2020-08-21 19:44:09,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 19:44:09,877 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:09,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:09,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-21 19:44:09,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:09,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1459196500] [2020-08-21 19:44:09,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:09,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 19:44:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 19:44:10,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1459196500] [2020-08-21 19:44:10,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:10,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 19:44:10,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690808055] [2020-08-21 19:44:10,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 19:44:10,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:10,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 19:44:10,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-21 19:44:10,051 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-21 19:44:10,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:10,141 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-21 19:44:10,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 19:44:10,142 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-21 19:44:10,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:10,144 INFO L225 Difference]: With dead ends: 58 [2020-08-21 19:44:10,144 INFO L226 Difference]: Without dead ends: 34 [2020-08-21 19:44:10,146 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 [2020-08-21 19:44:10,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-21 19:44:10,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-21 19:44:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-21 19:44:10,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-21 19:44:10,156 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-21 19:44:10,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:10,157 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-21 19:44:10,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 19:44:10,157 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-21 19:44:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-21 19:44:10,159 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:10,159 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] [2020-08-21 19:44:10,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 19:44:10,160 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:10,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:10,161 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-21 19:44:10,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:10,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222038599] [2020-08-21 19:44:10,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 19:44:10,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222038599] [2020-08-21 19:44:10,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:10,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 19:44:10,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68193706] [2020-08-21 19:44:10,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 19:44:10,279 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:10,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 19:44:10,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-21 19:44:10,280 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-21 19:44:10,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:10,476 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-21 19:44:10,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 19:44:10,477 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-21 19:44:10,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:10,480 INFO L225 Difference]: With dead ends: 54 [2020-08-21 19:44:10,480 INFO L226 Difference]: Without dead ends: 50 [2020-08-21 19:44:10,481 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 [2020-08-21 19:44:10,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-21 19:44:10,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-21 19:44:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-21 19:44:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-21 19:44:10,495 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-21 19:44:10,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:10,496 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-21 19:44:10,496 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 19:44:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-21 19:44:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-21 19:44:10,499 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:10,499 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] [2020-08-21 19:44:10,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 19:44:10,499 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:10,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:10,500 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-21 19:44:10,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:10,501 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40656733] [2020-08-21 19:44:10,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 19:44:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 19:44:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-21 19:44:10,610 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40656733] [2020-08-21 19:44:10,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:10,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-21 19:44:10,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154180272] [2020-08-21 19:44:10,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 19:44:10,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:10,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 19:44:10,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-21 19:44:10,613 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-21 19:44:10,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:10,695 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-21 19:44:10,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 19:44:10,695 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-21 19:44:10,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:10,697 INFO L225 Difference]: With dead ends: 94 [2020-08-21 19:44:10,698 INFO L226 Difference]: Without dead ends: 52 [2020-08-21 19:44:10,699 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 [2020-08-21 19:44:10,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-21 19:44:10,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-21 19:44:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-21 19:44:10,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-21 19:44:10,712 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-21 19:44:10,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:10,713 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-21 19:44:10,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 19:44:10,713 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-21 19:44:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-21 19:44:10,715 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:10,715 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] [2020-08-21 19:44:10,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 19:44:10,716 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:10,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:10,716 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-21 19:44:10,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:10,717 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1904583764] [2020-08-21 19:44:10,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-21 19:44:10,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1904583764] [2020-08-21 19:44:10,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:10,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 19:44:10,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127657389] [2020-08-21 19:44:10,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 19:44:10,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:10,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 19:44:10,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 19:44:10,898 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-21 19:44:11,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:11,058 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-21 19:44:11,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 19:44:11,060 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-21 19:44:11,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:11,067 INFO L225 Difference]: With dead ends: 103 [2020-08-21 19:44:11,067 INFO L226 Difference]: Without dead ends: 57 [2020-08-21 19:44:11,072 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 [2020-08-21 19:44:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-21 19:44:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-21 19:44:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-21 19:44:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-21 19:44:11,093 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-21 19:44:11,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:11,096 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-21 19:44:11,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 19:44:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-21 19:44:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-21 19:44:11,104 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:11,105 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] [2020-08-21 19:44:11,105 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 19:44:11,105 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:11,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:11,106 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-21 19:44:11,106 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:11,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19987930] [2020-08-21 19:44:11,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,330 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-21 19:44:11,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19987930] [2020-08-21 19:44:11,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:11,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 19:44:11,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001027581] [2020-08-21 19:44:11,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 19:44:11,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:11,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 19:44:11,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 19:44:11,336 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-21 19:44:11,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:11,545 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-21 19:44:11,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 19:44:11,545 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-21 19:44:11,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:11,548 INFO L225 Difference]: With dead ends: 86 [2020-08-21 19:44:11,548 INFO L226 Difference]: Without dead ends: 82 [2020-08-21 19:44:11,549 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 [2020-08-21 19:44:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-21 19:44:11,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-21 19:44:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-21 19:44:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-21 19:44:11,567 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-21 19:44:11,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:11,567 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-21 19:44:11,568 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 19:44:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-21 19:44:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-21 19:44:11,575 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:11,575 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] [2020-08-21 19:44:11,575 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 19:44:11,575 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:11,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:11,576 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-21 19:44:11,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:11,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283582136] [2020-08-21 19:44:11,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-21 19:44:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-21 19:44:11,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283582136] [2020-08-21 19:44:11,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:11,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 19:44:11,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138774581] [2020-08-21 19:44:11,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 19:44:11,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:11,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 19:44:11,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 19:44:11,737 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-21 19:44:11,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:11,862 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-21 19:44:11,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 19:44:11,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-21 19:44:11,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:11,866 INFO L225 Difference]: With dead ends: 167 [2020-08-21 19:44:11,866 INFO L226 Difference]: Without dead ends: 94 [2020-08-21 19:44:11,868 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 [2020-08-21 19:44:11,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-21 19:44:11,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-21 19:44:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-21 19:44:11,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-21 19:44:11,884 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-21 19:44:11,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:11,885 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-21 19:44:11,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 19:44:11,885 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-21 19:44:11,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-21 19:44:11,887 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:11,887 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] [2020-08-21 19:44:11,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-21 19:44:11,887 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:11,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:11,888 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-21 19:44:11,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:11,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [623643106] [2020-08-21 19:44:11,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:11,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-21 19:44:12,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [623643106] [2020-08-21 19:44:12,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:12,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 19:44:12,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536573127] [2020-08-21 19:44:12,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 19:44:12,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:12,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 19:44:12,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 19:44:12,038 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-21 19:44:12,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:12,301 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-21 19:44:12,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 19:44:12,302 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-21 19:44:12,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:12,305 INFO L225 Difference]: With dead ends: 188 [2020-08-21 19:44:12,305 INFO L226 Difference]: Without dead ends: 109 [2020-08-21 19:44:12,307 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 [2020-08-21 19:44:12,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-21 19:44:12,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-21 19:44:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-21 19:44:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-21 19:44:12,331 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-21 19:44:12,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:12,335 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-21 19:44:12,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 19:44:12,336 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-21 19:44:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-21 19:44:12,338 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:12,338 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] [2020-08-21 19:44:12,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-21 19:44:12,338 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:12,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:12,339 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-21 19:44:12,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:12,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1360927959] [2020-08-21 19:44:12,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-21 19:44:12,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1360927959] [2020-08-21 19:44:12,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:12,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-21 19:44:12,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743236324] [2020-08-21 19:44:12,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-21 19:44:12,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:12,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-21 19:44:12,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-21 19:44:12,576 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-21 19:44:12,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:12,948 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-21 19:44:12,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-21 19:44:12,949 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-21 19:44:12,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:12,951 INFO L225 Difference]: With dead ends: 199 [2020-08-21 19:44:12,951 INFO L226 Difference]: Without dead ends: 86 [2020-08-21 19:44:12,953 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 [2020-08-21 19:44:12,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-21 19:44:12,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-21 19:44:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-21 19:44:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-21 19:44:12,964 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-21 19:44:12,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:12,965 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-21 19:44:12,965 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-21 19:44:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-21 19:44:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-21 19:44:12,966 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:12,967 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] [2020-08-21 19:44:12,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-21 19:44:12,967 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:12,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:12,968 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-21 19:44:12,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:12,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [779494765] [2020-08-21 19:44:12,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 19:44:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-21 19:44:13,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [779494765] [2020-08-21 19:44:13,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:13,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 19:44:13,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680582433] [2020-08-21 19:44:13,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 19:44:13,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:13,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 19:44:13,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 19:44:13,247 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-21 19:44:13,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:13,438 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-21 19:44:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 19:44:13,439 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-21 19:44:13,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:13,441 INFO L225 Difference]: With dead ends: 142 [2020-08-21 19:44:13,441 INFO L226 Difference]: Without dead ends: 78 [2020-08-21 19:44:13,443 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 [2020-08-21 19:44:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-21 19:44:13,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-21 19:44:13,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-21 19:44:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-21 19:44:13,451 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-21 19:44:13,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:13,452 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-21 19:44:13,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 19:44:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-21 19:44:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-21 19:44:13,454 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:13,454 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] [2020-08-21 19:44:13,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-21 19:44:13,454 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:13,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:13,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-21 19:44:13,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:13,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1784473408] [2020-08-21 19:44:13,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-21 19:44:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 19:44:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:13,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-21 19:44:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-21 19:44:14,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1784473408] [2020-08-21 19:44:14,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:14,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-21 19:44:14,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923769177] [2020-08-21 19:44:14,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-21 19:44:14,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:14,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-21 19:44:14,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-21 19:44:14,122 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-21 19:44:14,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:14,678 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-21 19:44:14,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-21 19:44:14,679 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-21 19:44:14,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:14,681 INFO L225 Difference]: With dead ends: 184 [2020-08-21 19:44:14,681 INFO L226 Difference]: Without dead ends: 111 [2020-08-21 19:44:14,683 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 [2020-08-21 19:44:14,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-21 19:44:14,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-21 19:44:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-21 19:44:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-21 19:44:14,694 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-21 19:44:14,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:14,695 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-21 19:44:14,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-21 19:44:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-21 19:44:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-21 19:44:14,698 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:14,698 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] [2020-08-21 19:44:14,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-21 19:44:14,698 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:14,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:14,699 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-21 19:44:14,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:14,699 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2078571170] [2020-08-21 19:44:14,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-21 19:44:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-21 19:44:14,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2078571170] [2020-08-21 19:44:14,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:14,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 19:44:14,971 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218886496] [2020-08-21 19:44:14,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 19:44:14,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:14,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 19:44:14,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-21 19:44:14,973 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-21 19:44:15,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:15,241 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-21 19:44:15,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-21 19:44:15,244 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-21 19:44:15,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:15,247 INFO L225 Difference]: With dead ends: 188 [2020-08-21 19:44:15,247 INFO L226 Difference]: Without dead ends: 101 [2020-08-21 19:44:15,249 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 [2020-08-21 19:44:15,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-21 19:44:15,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-21 19:44:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-21 19:44:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-21 19:44:15,267 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-21 19:44:15,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:15,268 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-21 19:44:15,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 19:44:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-21 19:44:15,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-21 19:44:15,272 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:15,273 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] [2020-08-21 19:44:15,273 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-21 19:44:15,273 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:15,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:15,273 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-21 19:44:15,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:15,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474808788] [2020-08-21 19:44:15,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-21 19:44:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-21 19:44:15,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474808788] [2020-08-21 19:44:15,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:15,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 19:44:15,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471720516] [2020-08-21 19:44:15,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 19:44:15,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:15,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 19:44:15,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-21 19:44:15,857 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-21 19:44:16,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:16,415 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-21 19:44:16,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-21 19:44:16,415 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-21 19:44:16,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:16,418 INFO L225 Difference]: With dead ends: 224 [2020-08-21 19:44:16,418 INFO L226 Difference]: Without dead ends: 131 [2020-08-21 19:44:16,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-21 19:44:16,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-21 19:44:16,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-21 19:44:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-21 19:44:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-21 19:44:16,431 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-21 19:44:16,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:16,431 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-21 19:44:16,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 19:44:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-21 19:44:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-21 19:44:16,434 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:16,435 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] [2020-08-21 19:44:16,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-21 19:44:16,435 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:16,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:16,436 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-21 19:44:16,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:16,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [492834604] [2020-08-21 19:44:16,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-21 19:44:16,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [492834604] [2020-08-21 19:44:16,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:16,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 19:44:16,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372454132] [2020-08-21 19:44:16,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 19:44:16,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:16,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 19:44:16,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-21 19:44:16,776 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-21 19:44:17,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:17,059 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-21 19:44:17,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-21 19:44:17,060 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-21 19:44:17,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:17,064 INFO L225 Difference]: With dead ends: 244 [2020-08-21 19:44:17,064 INFO L226 Difference]: Without dead ends: 240 [2020-08-21 19:44:17,065 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 [2020-08-21 19:44:17,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-21 19:44:17,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-21 19:44:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-21 19:44:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-21 19:44:17,085 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-21 19:44:17,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:17,086 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-21 19:44:17,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 19:44:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-21 19:44:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-21 19:44:17,091 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:17,091 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 17, 16, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:17,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-21 19:44:17,092 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:17,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:17,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-21 19:44:17,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:17,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1897712966] [2020-08-21 19:44:17,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 19:44:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-21 19:44:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 19:44:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-21 19:44:17,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1897712966] [2020-08-21 19:44:17,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:17,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 19:44:17,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003150057] [2020-08-21 19:44:17,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 19:44:17,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:17,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 19:44:17,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-21 19:44:17,625 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-21 19:44:17,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:17,890 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-21 19:44:17,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-21 19:44:17,891 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-21 19:44:17,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:17,895 INFO L225 Difference]: With dead ends: 429 [2020-08-21 19:44:17,895 INFO L226 Difference]: Without dead ends: 225 [2020-08-21 19:44:17,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-21 19:44:17,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-21 19:44:17,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-21 19:44:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-21 19:44:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-21 19:44:17,920 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-21 19:44:17,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:17,922 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-21 19:44:17,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 19:44:17,922 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-21 19:44:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-21 19:44:17,927 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:17,927 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] [2020-08-21 19:44:17,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-21 19:44:17,928 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:17,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:17,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-21 19:44:17,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:17,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1096633602] [2020-08-21 19:44:17,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-21 19:44:18,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1096633602] [2020-08-21 19:44:18,622 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:18,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-21 19:44:18,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595025355] [2020-08-21 19:44:18,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-21 19:44:18,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:18,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-21 19:44:18,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-21 19:44:18,625 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-21 19:44:18,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:18,974 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-21 19:44:18,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-21 19:44:18,974 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-21 19:44:18,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:18,984 INFO L225 Difference]: With dead ends: 469 [2020-08-21 19:44:18,985 INFO L226 Difference]: Without dead ends: 465 [2020-08-21 19:44:18,987 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-21 19:44:18,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-21 19:44:19,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-21 19:44:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-21 19:44:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-21 19:44:19,030 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-21 19:44:19,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:19,032 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-21 19:44:19,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-21 19:44:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-21 19:44:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-21 19:44:19,040 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:19,041 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:19,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-21 19:44:19,041 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:19,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:19,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-21 19:44:19,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:19,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [755958878] [2020-08-21 19:44:19,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-21 19:44:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-21 19:44:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:19,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-21 19:44:20,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [755958878] [2020-08-21 19:44:20,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:20,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 19:44:20,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181165285] [2020-08-21 19:44:20,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 19:44:20,318 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:20,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 19:44:20,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-21 19:44:20,319 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-21 19:44:20,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:20,803 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-21 19:44:20,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 19:44:20,804 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-21 19:44:20,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:20,814 INFO L225 Difference]: With dead ends: 924 [2020-08-21 19:44:20,814 INFO L226 Difference]: Without dead ends: 493 [2020-08-21 19:44:20,820 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-21 19:44:20,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-21 19:44:20,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-21 19:44:20,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-21 19:44:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-21 19:44:20,865 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-21 19:44:20,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:20,865 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-21 19:44:20,865 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 19:44:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-21 19:44:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-21 19:44:20,875 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:20,876 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 11, 9, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:20,876 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-21 19:44:20,876 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:20,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:20,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1740376526, now seen corresponding path program 7 times [2020-08-21 19:44:20,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:20,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1640867478] [2020-08-21 19:44:20,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:21,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:22,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 1102 proven. 902 refuted. 0 times theorem prover too weak. 3365 trivial. 0 not checked. [2020-08-21 19:44:22,595 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1640867478] [2020-08-21 19:44:22,596 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:22,596 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-21 19:44:22,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625660770] [2020-08-21 19:44:22,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-21 19:44:22,597 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:22,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-21 19:44:22,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-08-21 19:44:22,598 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 22 states. [2020-08-21 19:44:23,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:23,694 INFO L93 Difference]: Finished difference Result 1181 states and 2195 transitions. [2020-08-21 19:44:23,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-21 19:44:23,695 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 436 [2020-08-21 19:44:23,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:23,709 INFO L225 Difference]: With dead ends: 1181 [2020-08-21 19:44:23,710 INFO L226 Difference]: Without dead ends: 756 [2020-08-21 19:44:23,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=1408, Unknown=0, NotChecked=0, Total=1640 [2020-08-21 19:44:23,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-08-21 19:44:23,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 676. [2020-08-21 19:44:23,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-08-21 19:44:23,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1086 transitions. [2020-08-21 19:44:23,774 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1086 transitions. Word has length 436 [2020-08-21 19:44:23,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:23,776 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 1086 transitions. [2020-08-21 19:44:23,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-21 19:44:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1086 transitions. [2020-08-21 19:44:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-08-21 19:44:23,799 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:23,800 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 27, 27, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 11, 10, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:23,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-21 19:44:23,800 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:23,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:23,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1326629730, now seen corresponding path program 8 times [2020-08-21 19:44:23,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:23,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [423032051] [2020-08-21 19:44:23,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:24,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6082 backedges. 179 proven. 1128 refuted. 0 times theorem prover too weak. 4775 trivial. 0 not checked. [2020-08-21 19:44:25,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [423032051] [2020-08-21 19:44:25,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:25,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-21 19:44:25,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133169250] [2020-08-21 19:44:25,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-21 19:44:25,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:25,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-21 19:44:25,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-21 19:44:25,138 INFO L87 Difference]: Start difference. First operand 676 states and 1086 transitions. Second operand 13 states. [2020-08-21 19:44:25,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:25,558 INFO L93 Difference]: Finished difference Result 1328 states and 2231 transitions. [2020-08-21 19:44:25,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-21 19:44:25,558 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 463 [2020-08-21 19:44:25,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:25,581 INFO L225 Difference]: With dead ends: 1328 [2020-08-21 19:44:25,582 INFO L226 Difference]: Without dead ends: 1324 [2020-08-21 19:44:25,584 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2020-08-21 19:44:25,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2020-08-21 19:44:25,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1304. [2020-08-21 19:44:25,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-08-21 19:44:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 2185 transitions. [2020-08-21 19:44:25,713 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 2185 transitions. Word has length 463 [2020-08-21 19:44:25,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:25,714 INFO L479 AbstractCegarLoop]: Abstraction has 1304 states and 2185 transitions. [2020-08-21 19:44:25,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-21 19:44:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2185 transitions. [2020-08-21 19:44:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1377 [2020-08-21 19:44:25,750 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:25,751 INFO L422 BasicCegarLoop]: trace histogram [102, 102, 99, 99, 82, 81, 51, 51, 51, 51, 51, 51, 51, 49, 49, 49, 49, 49, 49, 49, 33, 30, 20, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:25,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-21 19:44:25,751 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:25,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:25,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1269461951, now seen corresponding path program 9 times [2020-08-21 19:44:25,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:25,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [699486970] [2020-08-21 19:44:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:26,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:26,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:27,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-21 19:44:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-08-21 19:44:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-21 19:44:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:28,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2020-08-21 19:44:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:29,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-21 19:44:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-21 19:44:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:30,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 56373 backedges. 4504 proven. 7480 refuted. 0 times theorem prover too weak. 44389 trivial. 0 not checked. [2020-08-21 19:44:32,265 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [699486970] [2020-08-21 19:44:32,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:32,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-21 19:44:32,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030238276] [2020-08-21 19:44:32,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-21 19:44:32,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:32,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-21 19:44:32,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-21 19:44:32,268 INFO L87 Difference]: Start difference. First operand 1304 states and 2185 transitions. Second operand 29 states. [2020-08-21 19:44:33,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:33,956 INFO L93 Difference]: Finished difference Result 2712 states and 4831 transitions. [2020-08-21 19:44:33,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-08-21 19:44:33,957 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 1376 [2020-08-21 19:44:33,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:33,984 INFO L225 Difference]: With dead ends: 2712 [2020-08-21 19:44:33,984 INFO L226 Difference]: Without dead ends: 1422 [2020-08-21 19:44:34,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=448, Invalid=3458, Unknown=0, NotChecked=0, Total=3906 [2020-08-21 19:44:34,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2020-08-21 19:44:34,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1254. [2020-08-21 19:44:34,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2020-08-21 19:44:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1962 transitions. [2020-08-21 19:44:34,136 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1962 transitions. Word has length 1376 [2020-08-21 19:44:34,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:34,137 INFO L479 AbstractCegarLoop]: Abstraction has 1254 states and 1962 transitions. [2020-08-21 19:44:34,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-21 19:44:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1962 transitions. [2020-08-21 19:44:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-21 19:44:34,159 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:34,159 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] [2020-08-21 19:44:34,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-21 19:44:34,160 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:34,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:34,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1490795651, now seen corresponding path program 10 times [2020-08-21 19:44:34,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:34,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1188775963] [2020-08-21 19:44:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:34,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-21 19:44:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-21 19:44:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 567 proven. 1942 refuted. 0 times theorem prover too weak. 9360 trivial. 0 not checked. [2020-08-21 19:44:35,926 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1188775963] [2020-08-21 19:44:35,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:35,926 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-21 19:44:35,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026466611] [2020-08-21 19:44:35,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-21 19:44:35,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:35,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-21 19:44:35,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-21 19:44:35,928 INFO L87 Difference]: Start difference. First operand 1254 states and 1962 transitions. Second operand 16 states. [2020-08-21 19:44:36,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:36,598 INFO L93 Difference]: Finished difference Result 2639 states and 4460 transitions. [2020-08-21 19:44:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-21 19:44:36,600 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 640 [2020-08-21 19:44:36,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:36,619 INFO L225 Difference]: With dead ends: 2639 [2020-08-21 19:44:36,619 INFO L226 Difference]: Without dead ends: 1399 [2020-08-21 19:44:36,633 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-21 19:44:36,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2020-08-21 19:44:36,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1328. [2020-08-21 19:44:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1328 states. [2020-08-21 19:44:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2092 transitions. [2020-08-21 19:44:36,724 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2092 transitions. Word has length 640 [2020-08-21 19:44:36,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:36,725 INFO L479 AbstractCegarLoop]: Abstraction has 1328 states and 2092 transitions. [2020-08-21 19:44:36,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-21 19:44:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2092 transitions. [2020-08-21 19:44:36,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-21 19:44:36,743 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:36,744 INFO L422 BasicCegarLoop]: trace histogram [55, 55, 54, 54, 44, 44, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 17, 17, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:36,744 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-21 19:44:36,744 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:36,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:36,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 11 times [2020-08-21 19:44:36,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:36,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [894066123] [2020-08-21 19:44:36,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:37,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 19:44:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-21 19:44:38,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [894066123] [2020-08-21 19:44:38,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:38,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 19:44:38,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827422061] [2020-08-21 19:44:38,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 19:44:38,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:38,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 19:44:38,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-21 19:44:38,850 INFO L87 Difference]: Start difference. First operand 1328 states and 2092 transitions. Second operand 14 states. [2020-08-21 19:44:39,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:39,362 INFO L93 Difference]: Finished difference Result 2422 states and 3968 transitions. [2020-08-21 19:44:39,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 19:44:39,363 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-21 19:44:39,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:39,393 INFO L225 Difference]: With dead ends: 2422 [2020-08-21 19:44:39,393 INFO L226 Difference]: Without dead ends: 2418 [2020-08-21 19:44:39,396 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-21 19:44:39,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2418 states. [2020-08-21 19:44:39,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2418 to 2395. [2020-08-21 19:44:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2395 states. [2020-08-21 19:44:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2395 states and 3919 transitions. [2020-08-21 19:44:39,569 INFO L78 Accepts]: Start accepts. Automaton has 2395 states and 3919 transitions. Word has length 749 [2020-08-21 19:44:39,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:39,570 INFO L479 AbstractCegarLoop]: Abstraction has 2395 states and 3919 transitions. [2020-08-21 19:44:39,571 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 19:44:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 3919 transitions. [2020-08-21 19:44:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1608 [2020-08-21 19:44:39,634 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:39,635 INFO L422 BasicCegarLoop]: trace histogram [118, 118, 117, 117, 96, 94, 59, 59, 59, 59, 59, 59, 59, 58, 58, 58, 58, 58, 58, 58, 37, 36, 24, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:39,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-21 19:44:39,636 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:39,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:39,636 INFO L82 PathProgramCache]: Analyzing trace with hash 865323038, now seen corresponding path program 12 times [2020-08-21 19:44:39,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:39,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [801012895] [2020-08-21 19:44:39,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:40,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:40,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:42,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 19:44:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-21 19:44:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:43,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-21 19:44:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-21 19:44:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:44,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 77143 backedges. 3578 proven. 6766 refuted. 0 times theorem prover too weak. 66799 trivial. 0 not checked. [2020-08-21 19:44:47,134 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [801012895] [2020-08-21 19:44:47,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 19:44:47,134 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-08-21 19:44:47,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890783037] [2020-08-21 19:44:47,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-08-21 19:44:47,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:44:47,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-08-21 19:44:47,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2020-08-21 19:44:47,144 INFO L87 Difference]: Start difference. First operand 2395 states and 3919 transitions. Second operand 23 states. [2020-08-21 19:44:49,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:44:49,063 INFO L93 Difference]: Finished difference Result 2947 states and 5126 transitions. [2020-08-21 19:44:49,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-08-21 19:44:49,064 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 1607 [2020-08-21 19:44:49,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:44:49,073 INFO L225 Difference]: With dead ends: 2947 [2020-08-21 19:44:49,073 INFO L226 Difference]: Without dead ends: 383 [2020-08-21 19:44:49,096 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1159 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=513, Invalid=3647, Unknown=0, NotChecked=0, Total=4160 [2020-08-21 19:44:49,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-08-21 19:44:49,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 300. [2020-08-21 19:44:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-08-21 19:44:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 452 transitions. [2020-08-21 19:44:49,120 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 452 transitions. Word has length 1607 [2020-08-21 19:44:49,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:44:49,121 INFO L479 AbstractCegarLoop]: Abstraction has 300 states and 452 transitions. [2020-08-21 19:44:49,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-08-21 19:44:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 452 transitions. [2020-08-21 19:44:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2629 [2020-08-21 19:44:49,179 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:44:49,181 INFO L422 BasicCegarLoop]: trace histogram [193, 193, 192, 192, 156, 155, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 60, 59, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:44:49,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-21 19:44:49,181 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:44:49,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:44:49,182 INFO L82 PathProgramCache]: Analyzing trace with hash 705715141, now seen corresponding path program 13 times [2020-08-21 19:44:49,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:44:49,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [844806816] [2020-08-21 19:44:49,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:44:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:51,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:44:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:51,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 19:44:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:51,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 19:44:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:52,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-21 19:44:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-21 19:44:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-21 19:44:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:53,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:54,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1099 [2020-08-21 19:44:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:54,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:54,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-21 19:44:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-08-21 19:44:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:55,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-08-21 19:44:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 990 [2020-08-21 19:44:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:44:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-21 19:44:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 19:44:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 19:44:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 19:44:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 19:44:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 19:44:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:44:56,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 19:44:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat