/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 --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 [2020-08-22 06:15:29,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 06:15:29,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 06:15:29,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 06:15:29,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 06:15:29,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 06:15:29,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 06:15:29,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 06:15:29,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 06:15:29,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 06:15:29,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 06:15:29,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 06:15:29,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 06:15:29,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 06:15:29,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 06:15:29,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 06:15:29,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 06:15:29,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 06:15:29,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 06:15:29,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 06:15:29,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 06:15:29,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 06:15:29,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 06:15:29,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 06:15:29,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 06:15:29,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 06:15:29,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 06:15:29,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 06:15:29,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 06:15:29,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 06:15:29,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 06:15:29,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 06:15:29,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 06:15:29,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 06:15:29,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 06:15:29,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 06:15:29,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 06:15:29,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 06:15:29,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 06:15:29,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 06:15:29,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 06:15:29,439 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 [2020-08-22 06:15:29,480 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 06:15:29,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 06:15:29,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 06:15:29,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 06:15:29,482 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 06:15:29,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 06:15:29,483 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 06:15:29,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 06:15:29,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 06:15:29,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 06:15:29,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 06:15:29,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 06:15:29,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 06:15:29,485 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 06:15:29,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 06:15:29,486 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 06:15:29,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 06:15:29,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 06:15:29,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 06:15:29,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 06:15:29,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 06:15:29,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 06:15:29,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 06:15:29,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 06:15:29,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 06:15:29,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 06:15:29,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 06:15:29,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 06:15:29,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 06:15:29,488 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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; [2020-08-22 06:15:29,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 06:15:29,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 06:15:29,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 06:15:29,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 06:15:29,815 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 06:15:29,815 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-22 06:15:29,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/720e6200d/5bce32f94dac46a09c28d38f0b8d111f/FLAG917cf6188 [2020-08-22 06:15:30,328 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 06:15:30,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-22 06:15:30,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/720e6200d/5bce32f94dac46a09c28d38f0b8d111f/FLAG917cf6188 [2020-08-22 06:15:30,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/720e6200d/5bce32f94dac46a09c28d38f0b8d111f [2020-08-22 06:15:30,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 06:15:30,710 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 06:15:30,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 06:15:30,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 06:15:30,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 06:15:30,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:30,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c31b5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30, skipping insertion in model container [2020-08-22 06:15:30,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:30,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 06:15:30,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 06:15:30,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 06:15:30,927 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 06:15:30,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 06:15:30,960 INFO L208 MainTranslator]: Completed translation [2020-08-22 06:15:30,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30 WrapperNode [2020-08-22 06:15:30,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 06:15:30,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 06:15:30,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 06:15:30,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 06:15:30,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:30,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:30,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:30,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:31,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:31,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:31,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (1/1) ... [2020-08-22 06:15:31,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 06:15:31,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 06:15:31,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 06:15:31,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 06:15:31,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (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 [2020-08-22 06:15:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 06:15:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 06:15:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-22 06:15:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-22 06:15:31,149 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 06:15:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 06:15:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 06:15:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-22 06:15:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-22 06:15:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 06:15:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 06:15:31,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 06:15:31,349 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 06:15:31,350 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 06:15:31,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 06:15:31 BoogieIcfgContainer [2020-08-22 06:15:31,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 06:15:31,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 06:15:31,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 06:15:31,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 06:15:31,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 06:15:30" (1/3) ... [2020-08-22 06:15:31,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666de61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 06:15:31, skipping insertion in model container [2020-08-22 06:15:31,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:15:30" (2/3) ... [2020-08-22 06:15:31,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666de61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 06:15:31, skipping insertion in model container [2020-08-22 06:15:31,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 06:15:31" (3/3) ... [2020-08-22 06:15:31,365 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-1.c [2020-08-22 06:15:31,377 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 06:15:31,385 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 06:15:31,437 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 06:15:31,478 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 06:15:31,478 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 06:15:31,478 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 06:15:31,478 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 06:15:31,479 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 06:15:31,479 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 06:15:31,479 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 06:15:31,479 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 06:15:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-22 06:15:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-22 06:15:31,507 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:31,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:31,509 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:31,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:31,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-22 06:15:31,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:31,524 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1467366027] [2020-08-22 06:15:31,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:31,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:31,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:31,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 06:15:31,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1467366027] [2020-08-22 06:15:31,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 06:15:31,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 06:15:31,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85768814] [2020-08-22 06:15:31,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 06:15:31,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:31,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 06:15:31,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 06:15:31,787 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-22 06:15:31,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:31,900 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-22 06:15:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 06:15:31,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-22 06:15:31,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:31,914 INFO L225 Difference]: With dead ends: 44 [2020-08-22 06:15:31,914 INFO L226 Difference]: Without dead ends: 30 [2020-08-22 06:15:31,918 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 [2020-08-22 06:15:31,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-22 06:15:31,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-22 06:15:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 06:15:31,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 06:15:31,968 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-22 06:15:31,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:31,969 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 06:15:31,969 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 06:15:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 06:15:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-22 06:15:31,971 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:31,971 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:31,972 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 06:15:31,972 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:31,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:31,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-22 06:15:31,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:31,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1866990302] [2020-08-22 06:15:31,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 06:15:32,038 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1866990302] [2020-08-22 06:15:32,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 06:15:32,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 06:15:32,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956788865] [2020-08-22 06:15:32,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 06:15:32,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:32,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 06:15:32,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 06:15:32,043 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-22 06:15:32,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:32,104 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-22 06:15:32,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 06:15:32,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-22 06:15:32,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:32,107 INFO L225 Difference]: With dead ends: 36 [2020-08-22 06:15:32,108 INFO L226 Difference]: Without dead ends: 32 [2020-08-22 06:15:32,109 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 [2020-08-22 06:15:32,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-22 06:15:32,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-22 06:15:32,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 06:15:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 06:15:32,120 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-22 06:15:32,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:32,120 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 06:15:32,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 06:15:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 06:15:32,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-22 06:15:32,122 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:32,123 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] [2020-08-22 06:15:32,123 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 06:15:32,124 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:32,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:32,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-22 06:15:32,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:32,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1435280838] [2020-08-22 06:15:32,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 06:15:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 06:15:32,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1435280838] [2020-08-22 06:15:32,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:32,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 06:15:32,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937278304] [2020-08-22 06:15:32,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 06:15:32,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:32,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 06:15:32,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 06:15:32,316 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-22 06:15:32,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:32,434 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-22 06:15:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 06:15:32,435 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-22 06:15:32,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:32,437 INFO L225 Difference]: With dead ends: 58 [2020-08-22 06:15:32,437 INFO L226 Difference]: Without dead ends: 34 [2020-08-22 06:15:32,439 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 [2020-08-22 06:15:32,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-22 06:15:32,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-22 06:15:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-22 06:15:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-22 06:15:32,450 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-22 06:15:32,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:32,450 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-22 06:15:32,450 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 06:15:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-22 06:15:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-22 06:15:32,452 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:32,453 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] [2020-08-22 06:15:32,453 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 06:15:32,453 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:32,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:32,454 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-22 06:15:32,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:32,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [199984746] [2020-08-22 06:15:32,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 06:15:32,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [199984746] [2020-08-22 06:15:32,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:32,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 06:15:32,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770380563] [2020-08-22 06:15:32,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 06:15:32,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:32,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 06:15:32,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 06:15:32,588 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-22 06:15:32,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:32,789 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-22 06:15:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 06:15:32,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-22 06:15:32,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:32,795 INFO L225 Difference]: With dead ends: 54 [2020-08-22 06:15:32,795 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 06:15:32,796 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 [2020-08-22 06:15:32,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 06:15:32,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-22 06:15:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-22 06:15:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-22 06:15:32,811 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-22 06:15:32,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:32,811 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-22 06:15:32,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 06:15:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-22 06:15:32,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-22 06:15:32,814 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:32,814 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] [2020-08-22 06:15:32,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 06:15:32,815 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:32,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:32,815 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-22 06:15:32,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:32,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669365427] [2020-08-22 06:15:32,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 06:15:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:32,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 06:15:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-22 06:15:33,007 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669365427] [2020-08-22 06:15:33,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:33,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-22 06:15:33,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57894192] [2020-08-22 06:15:33,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 06:15:33,010 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:33,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 06:15:33,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-22 06:15:33,011 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-22 06:15:33,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:33,101 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-22 06:15:33,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-22 06:15:33,104 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-22 06:15:33,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:33,106 INFO L225 Difference]: With dead ends: 94 [2020-08-22 06:15:33,106 INFO L226 Difference]: Without dead ends: 52 [2020-08-22 06:15:33,109 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 [2020-08-22 06:15:33,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-22 06:15:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-22 06:15:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-22 06:15:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-22 06:15:33,130 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-22 06:15:33,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:33,132 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-22 06:15:33,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 06:15:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-22 06:15:33,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 06:15:33,134 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:33,135 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] [2020-08-22 06:15:33,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 06:15:33,135 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:33,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:33,136 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-22 06:15:33,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:33,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [867434981] [2020-08-22 06:15:33,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 06:15:33,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [867434981] [2020-08-22 06:15:33,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:33,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 06:15:33,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196705849] [2020-08-22 06:15:33,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 06:15:33,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:33,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 06:15:33,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 06:15:33,317 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-22 06:15:33,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:33,450 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-22 06:15:33,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 06:15:33,452 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-22 06:15:33,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:33,457 INFO L225 Difference]: With dead ends: 103 [2020-08-22 06:15:33,458 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 06:15:33,459 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 [2020-08-22 06:15:33,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 06:15:33,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-22 06:15:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 06:15:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-22 06:15:33,486 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-22 06:15:33,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:33,487 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-22 06:15:33,487 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 06:15:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-22 06:15:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-22 06:15:33,494 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:33,494 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] [2020-08-22 06:15:33,495 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 06:15:33,495 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:33,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:33,495 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-22 06:15:33,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:33,498 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1959294679] [2020-08-22 06:15:33,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-22 06:15:33,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1959294679] [2020-08-22 06:15:33,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:33,664 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 06:15:33,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227637888] [2020-08-22 06:15:33,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 06:15:33,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:33,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 06:15:33,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 06:15:33,667 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-22 06:15:33,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:33,879 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-22 06:15:33,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 06:15:33,880 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-22 06:15:33,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:33,891 INFO L225 Difference]: With dead ends: 86 [2020-08-22 06:15:33,891 INFO L226 Difference]: Without dead ends: 82 [2020-08-22 06:15:33,891 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 [2020-08-22 06:15:33,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-22 06:15:33,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-22 06:15:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-22 06:15:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-22 06:15:33,915 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-22 06:15:33,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:33,915 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-22 06:15:33,915 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 06:15:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-22 06:15:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-22 06:15:33,918 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:33,920 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] [2020-08-22 06:15:33,921 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 06:15:33,921 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:33,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:33,921 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-22 06:15:33,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:33,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287650361] [2020-08-22 06:15:33,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:33,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-22 06:15:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-22 06:15:34,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287650361] [2020-08-22 06:15:34,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:34,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 06:15:34,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273227634] [2020-08-22 06:15:34,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 06:15:34,116 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:34,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 06:15:34,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 06:15:34,117 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-22 06:15:34,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:34,272 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-22 06:15:34,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 06:15:34,274 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-22 06:15:34,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:34,276 INFO L225 Difference]: With dead ends: 167 [2020-08-22 06:15:34,276 INFO L226 Difference]: Without dead ends: 94 [2020-08-22 06:15:34,281 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 [2020-08-22 06:15:34,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-22 06:15:34,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-22 06:15:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-22 06:15:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-22 06:15:34,315 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-22 06:15:34,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:34,315 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-22 06:15:34,315 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 06:15:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-22 06:15:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-22 06:15:34,318 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:34,319 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] [2020-08-22 06:15:34,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 06:15:34,319 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:34,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:34,319 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-22 06:15:34,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:34,320 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2099339094] [2020-08-22 06:15:34,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-22 06:15:34,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2099339094] [2020-08-22 06:15:34,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:34,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 06:15:34,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118686787] [2020-08-22 06:15:34,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 06:15:34,467 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:34,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 06:15:34,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 06:15:34,468 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-22 06:15:34,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:34,697 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-22 06:15:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 06:15:34,697 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-22 06:15:34,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:34,699 INFO L225 Difference]: With dead ends: 188 [2020-08-22 06:15:34,699 INFO L226 Difference]: Without dead ends: 109 [2020-08-22 06:15:34,702 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 [2020-08-22 06:15:34,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-22 06:15:34,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-22 06:15:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-22 06:15:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-22 06:15:34,726 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-22 06:15:34,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:34,726 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-22 06:15:34,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 06:15:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-22 06:15:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-22 06:15:34,729 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:34,729 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] [2020-08-22 06:15:34,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 06:15:34,730 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:34,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:34,730 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-22 06:15:34,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:34,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1287209439] [2020-08-22 06:15:34,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:34,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-22 06:15:35,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1287209439] [2020-08-22 06:15:35,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:35,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 06:15:35,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760670800] [2020-08-22 06:15:35,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 06:15:35,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:35,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 06:15:35,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-22 06:15:35,062 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-22 06:15:35,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:35,477 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-22 06:15:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-22 06:15:35,479 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-22 06:15:35,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:35,481 INFO L225 Difference]: With dead ends: 199 [2020-08-22 06:15:35,481 INFO L226 Difference]: Without dead ends: 86 [2020-08-22 06:15:35,483 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 [2020-08-22 06:15:35,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-22 06:15:35,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-22 06:15:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-22 06:15:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-22 06:15:35,494 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-22 06:15:35,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:35,495 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-22 06:15:35,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 06:15:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-22 06:15:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-22 06:15:35,497 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:35,497 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] [2020-08-22 06:15:35,497 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 06:15:35,498 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:35,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:35,498 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-22 06:15:35,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:35,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2020181693] [2020-08-22 06:15:35,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 06:15:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-22 06:15:35,743 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2020181693] [2020-08-22 06:15:35,744 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:35,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 06:15:35,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746600120] [2020-08-22 06:15:35,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 06:15:35,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:35,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 06:15:35,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 06:15:35,746 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-22 06:15:35,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:35,953 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-22 06:15:35,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 06:15:35,954 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-22 06:15:35,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:35,955 INFO L225 Difference]: With dead ends: 142 [2020-08-22 06:15:35,955 INFO L226 Difference]: Without dead ends: 78 [2020-08-22 06:15:35,957 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 [2020-08-22 06:15:35,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-22 06:15:35,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-22 06:15:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-22 06:15:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-22 06:15:35,982 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-22 06:15:35,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:35,983 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-22 06:15:35,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 06:15:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-22 06:15:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-22 06:15:35,985 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:35,985 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] [2020-08-22 06:15:35,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 06:15:35,985 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:35,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:35,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-22 06:15:35,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:35,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007192334] [2020-08-22 06:15:35,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 06:15:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 06:15:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 06:15:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-22 06:15:36,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007192334] [2020-08-22 06:15:36,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:36,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-22 06:15:36,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479995230] [2020-08-22 06:15:36,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-22 06:15:36,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:36,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-22 06:15:36,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-22 06:15:36,595 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-22 06:15:37,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:37,180 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-22 06:15:37,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-22 06:15:37,180 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-22 06:15:37,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:37,182 INFO L225 Difference]: With dead ends: 184 [2020-08-22 06:15:37,182 INFO L226 Difference]: Without dead ends: 111 [2020-08-22 06:15:37,183 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 [2020-08-22 06:15:37,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-22 06:15:37,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-22 06:15:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-22 06:15:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-22 06:15:37,204 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-22 06:15:37,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:37,205 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-22 06:15:37,206 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-22 06:15:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-22 06:15:37,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-22 06:15:37,211 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:37,211 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] [2020-08-22 06:15:37,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 06:15:37,211 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:37,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:37,212 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-22 06:15:37,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:37,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1126157976] [2020-08-22 06:15:37,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-22 06:15:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,507 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-22 06:15:37,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1126157976] [2020-08-22 06:15:37,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:37,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 06:15:37,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627778947] [2020-08-22 06:15:37,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 06:15:37,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:37,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 06:15:37,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 06:15:37,510 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-22 06:15:37,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:37,775 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-22 06:15:37,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-22 06:15:37,776 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-22 06:15:37,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:37,778 INFO L225 Difference]: With dead ends: 188 [2020-08-22 06:15:37,778 INFO L226 Difference]: Without dead ends: 101 [2020-08-22 06:15:37,780 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 [2020-08-22 06:15:37,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-22 06:15:37,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-22 06:15:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-22 06:15:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-22 06:15:37,800 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-22 06:15:37,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:37,801 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-22 06:15:37,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 06:15:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-22 06:15:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 06:15:37,803 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:37,804 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] [2020-08-22 06:15:37,804 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 06:15:37,804 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:37,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:37,805 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-22 06:15:37,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:37,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [802926423] [2020-08-22 06:15:37,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:37,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-22 06:15:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-22 06:15:38,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [802926423] [2020-08-22 06:15:38,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:38,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 06:15:38,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265209324] [2020-08-22 06:15:38,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 06:15:38,223 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:38,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 06:15:38,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 06:15:38,224 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-22 06:15:38,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:38,839 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-22 06:15:38,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-22 06:15:38,840 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-22 06:15:38,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:38,843 INFO L225 Difference]: With dead ends: 224 [2020-08-22 06:15:38,843 INFO L226 Difference]: Without dead ends: 131 [2020-08-22 06:15:38,846 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 [2020-08-22 06:15:38,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-22 06:15:38,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-22 06:15:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-22 06:15:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-22 06:15:38,860 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-22 06:15:38,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:38,862 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-22 06:15:38,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 06:15:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-22 06:15:38,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 06:15:38,865 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:38,865 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] [2020-08-22 06:15:38,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-22 06:15:38,866 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:38,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:38,866 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-22 06:15:38,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:38,867 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1855356711] [2020-08-22 06:15:38,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:38,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-22 06:15:39,223 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1855356711] [2020-08-22 06:15:39,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:39,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 06:15:39,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007166361] [2020-08-22 06:15:39,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 06:15:39,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:39,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 06:15:39,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-22 06:15:39,225 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-22 06:15:39,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:39,500 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-22 06:15:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-22 06:15:39,501 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-22 06:15:39,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:39,504 INFO L225 Difference]: With dead ends: 244 [2020-08-22 06:15:39,504 INFO L226 Difference]: Without dead ends: 240 [2020-08-22 06:15:39,507 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 [2020-08-22 06:15:39,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-22 06:15:39,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-22 06:15:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-22 06:15:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-22 06:15:39,532 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-22 06:15:39,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:39,532 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-22 06:15:39,532 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 06:15:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-22 06:15:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-22 06:15:39,538 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:39,539 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:39,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-22 06:15:39,539 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:39,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:39,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-22 06:15:39,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:39,540 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [891407182] [2020-08-22 06:15:39,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-22 06:15:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:39,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-22 06:15:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-22 06:15:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:40,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-22 06:15:40,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [891407182] [2020-08-22 06:15:40,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:40,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 06:15:40,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521968253] [2020-08-22 06:15:40,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 06:15:40,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:40,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 06:15:40,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 06:15:40,570 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-22 06:15:40,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:40,903 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-22 06:15:40,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 06:15:40,904 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-22 06:15:40,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:40,909 INFO L225 Difference]: With dead ends: 429 [2020-08-22 06:15:40,910 INFO L226 Difference]: Without dead ends: 225 [2020-08-22 06:15:40,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-22 06:15:40,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-22 06:15:40,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-22 06:15:40,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-22 06:15:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-22 06:15:40,943 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-22 06:15:40,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:40,945 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-22 06:15:40,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 06:15:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-22 06:15:40,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-22 06:15:40,953 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:40,953 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:40,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-22 06:15:40,954 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:40,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:40,954 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-22 06:15:40,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:40,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1949626257] [2020-08-22 06:15:40,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 06:15:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:41,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-22 06:15:41,537 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1949626257] [2020-08-22 06:15:41,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:41,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 06:15:41,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271615094] [2020-08-22 06:15:41,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 06:15:41,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:41,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 06:15:41,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 06:15:41,539 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-22 06:15:42,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:42,013 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-22 06:15:42,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-22 06:15:42,013 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-22 06:15:42,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:42,018 INFO L225 Difference]: With dead ends: 454 [2020-08-22 06:15:42,018 INFO L226 Difference]: Without dead ends: 246 [2020-08-22 06:15:42,020 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-22 06:15:42,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-22 06:15:42,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-22 06:15:42,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-22 06:15:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-22 06:15:42,038 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-22 06:15:42,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:42,039 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-22 06:15:42,039 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 06:15:42,039 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-22 06:15:42,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-22 06:15:42,043 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:42,044 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] [2020-08-22 06:15:42,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-22 06:15:42,044 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:42,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:42,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-22 06:15:42,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:42,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535922764] [2020-08-22 06:15:42,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:42,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-22 06:15:42,811 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535922764] [2020-08-22 06:15:42,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:42,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 06:15:42,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56364695] [2020-08-22 06:15:42,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 06:15:42,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:42,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 06:15:42,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-22 06:15:42,820 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-22 06:15:43,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:43,246 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-22 06:15:43,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-22 06:15:43,246 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-22 06:15:43,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:43,264 INFO L225 Difference]: With dead ends: 487 [2020-08-22 06:15:43,264 INFO L226 Difference]: Without dead ends: 483 [2020-08-22 06:15:43,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-22 06:15:43,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-22 06:15:43,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-22 06:15:43,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-22 06:15:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-22 06:15:43,322 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-22 06:15:43,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:43,322 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-22 06:15:43,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 06:15:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-22 06:15:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-22 06:15:43,342 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:43,342 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 10, 10, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:43,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-22 06:15:43,343 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:43,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:43,344 INFO L82 PathProgramCache]: Analyzing trace with hash 400039386, now seen corresponding path program 7 times [2020-08-22 06:15:43,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:43,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401890965] [2020-08-22 06:15:43,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:43,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 06:15:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-22 06:15:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:44,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 308 proven. 1032 refuted. 0 times theorem prover too weak. 4029 trivial. 0 not checked. [2020-08-22 06:15:44,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401890965] [2020-08-22 06:15:44,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:44,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 06:15:44,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888235536] [2020-08-22 06:15:44,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 06:15:44,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:44,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 06:15:44,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 06:15:44,640 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-22 06:15:45,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:45,068 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-22 06:15:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 06:15:45,069 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 436 [2020-08-22 06:15:45,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:45,080 INFO L225 Difference]: With dead ends: 978 [2020-08-22 06:15:45,080 INFO L226 Difference]: Without dead ends: 529 [2020-08-22 06:15:45,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-22 06:15:45,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-22 06:15:45,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-22 06:15:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-22 06:15:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-22 06:15:45,145 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 436 [2020-08-22 06:15:45,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:45,145 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-22 06:15:45,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 06:15:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-22 06:15:45,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-22 06:15:45,182 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:45,183 INFO L422 BasicCegarLoop]: trace histogram [56, 56, 53, 53, 44, 44, 28, 28, 28, 28, 28, 28, 28, 26, 26, 26, 26, 26, 26, 26, 18, 16, 12, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:45,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-22 06:15:45,183 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:45,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:45,184 INFO L82 PathProgramCache]: Analyzing trace with hash -368989825, now seen corresponding path program 8 times [2020-08-22 06:15:45,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:45,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1237833448] [2020-08-22 06:15:45,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:45,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:45,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:45,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:15:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:46,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-22 06:15:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 16376 backedges. 2009 proven. 3039 refuted. 0 times theorem prover too weak. 11328 trivial. 0 not checked. [2020-08-22 06:15:48,714 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1237833448] [2020-08-22 06:15:48,714 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:48,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-08-22 06:15:48,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133021889] [2020-08-22 06:15:48,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-08-22 06:15:48,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:48,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-08-22 06:15:48,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=559, Unknown=0, NotChecked=0, Total=650 [2020-08-22 06:15:48,717 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 26 states. [2020-08-22 06:15:50,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:50,206 INFO L93 Difference]: Finished difference Result 740 states and 1206 transitions. [2020-08-22 06:15:50,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-08-22 06:15:50,211 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 749 [2020-08-22 06:15:50,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:50,215 INFO L225 Difference]: With dead ends: 740 [2020-08-22 06:15:50,215 INFO L226 Difference]: Without dead ends: 247 [2020-08-22 06:15:50,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=554, Invalid=3736, Unknown=0, NotChecked=0, Total=4290 [2020-08-22 06:15:50,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-08-22 06:15:50,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 195. [2020-08-22 06:15:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2020-08-22 06:15:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 278 transitions. [2020-08-22 06:15:50,237 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 278 transitions. Word has length 749 [2020-08-22 06:15:50,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:50,238 INFO L479 AbstractCegarLoop]: Abstraction has 195 states and 278 transitions. [2020-08-22 06:15:50,238 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-08-22 06:15:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 278 transitions. [2020-08-22 06:15:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2020-08-22 06:15:50,247 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:50,247 INFO L422 BasicCegarLoop]: trace histogram [66, 66, 63, 63, 52, 52, 33, 33, 33, 33, 33, 33, 33, 31, 31, 31, 31, 31, 31, 31, 21, 19, 14, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:50,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-22 06:15:50,248 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:50,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:50,248 INFO L82 PathProgramCache]: Analyzing trace with hash 2016984897, now seen corresponding path program 9 times [2020-08-22 06:15:50,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:50,249 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [657995970] [2020-08-22 06:15:50,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:50,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:50,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:15:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-08-22 06:15:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 06:15:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:52,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:53,500 INFO L134 CoverageAnalysis]: Checked inductivity of 23016 backedges. 1667 proven. 3915 refuted. 0 times theorem prover too weak. 17434 trivial. 0 not checked. [2020-08-22 06:15:53,501 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [657995970] [2020-08-22 06:15:53,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:53,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-22 06:15:53,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589447202] [2020-08-22 06:15:53,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-22 06:15:53,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:53,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-22 06:15:53,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2020-08-22 06:15:53,504 INFO L87 Difference]: Start difference. First operand 195 states and 278 transitions. Second operand 20 states. [2020-08-22 06:15:54,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:15:54,833 INFO L93 Difference]: Finished difference Result 449 states and 754 transitions. [2020-08-22 06:15:54,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-08-22 06:15:54,833 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 885 [2020-08-22 06:15:54,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:15:54,839 INFO L225 Difference]: With dead ends: 449 [2020-08-22 06:15:54,839 INFO L226 Difference]: Without dead ends: 263 [2020-08-22 06:15:54,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 630 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=2209, Unknown=0, NotChecked=0, Total=2550 [2020-08-22 06:15:54,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-08-22 06:15:54,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 197. [2020-08-22 06:15:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-08-22 06:15:54,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 284 transitions. [2020-08-22 06:15:54,866 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 284 transitions. Word has length 885 [2020-08-22 06:15:54,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:15:54,867 INFO L479 AbstractCegarLoop]: Abstraction has 197 states and 284 transitions. [2020-08-22 06:15:54,868 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-22 06:15:54,868 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 284 transitions. [2020-08-22 06:15:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1172 [2020-08-22 06:15:54,881 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:15:54,882 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 82, 82, 70, 68, 44, 44, 44, 44, 44, 44, 44, 41, 41, 41, 41, 41, 41, 41, 29, 24, 19, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:15:54,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-22 06:15:54,882 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:15:54,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:15:54,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1259293838, now seen corresponding path program 10 times [2020-08-22 06:15:54,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:15:54,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1651139769] [2020-08-22 06:15:54,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:15:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:55,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:15:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:55,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:15:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:56,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 06:15:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-22 06:15:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 06:15:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:57,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-08-22 06:15:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:15:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:15:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 06:15:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-22 06:15:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:15:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:15:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:15:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:15:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:58,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:15:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:15:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 40705 backedges. 852 proven. 4288 refuted. 0 times theorem prover too weak. 35565 trivial. 0 not checked. [2020-08-22 06:15:59,769 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1651139769] [2020-08-22 06:15:59,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:15:59,769 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-22 06:15:59,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684701645] [2020-08-22 06:15:59,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-22 06:15:59,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:15:59,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-22 06:15:59,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-22 06:15:59,772 INFO L87 Difference]: Start difference. First operand 197 states and 284 transitions. Second operand 16 states. [2020-08-22 06:16:00,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:16:00,466 INFO L93 Difference]: Finished difference Result 407 states and 625 transitions. [2020-08-22 06:16:00,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-08-22 06:16:00,472 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1171 [2020-08-22 06:16:00,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:16:00,476 INFO L225 Difference]: With dead ends: 407 [2020-08-22 06:16:00,476 INFO L226 Difference]: Without dead ends: 224 [2020-08-22 06:16:00,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-22 06:16:00,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-08-22 06:16:00,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 214. [2020-08-22 06:16:00,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-08-22 06:16:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 304 transitions. [2020-08-22 06:16:00,498 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 304 transitions. Word has length 1171 [2020-08-22 06:16:00,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:16:00,499 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 304 transitions. [2020-08-22 06:16:00,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-22 06:16:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 304 transitions. [2020-08-22 06:16:00,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-22 06:16:00,509 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:16:00,510 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] [2020-08-22 06:16:00,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-22 06:16:00,511 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:16:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:16:00,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 11 times [2020-08-22 06:16:00,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:16:00,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42049295] [2020-08-22 06:16:00,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:16:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:00,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:16:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:00,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:16:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:01,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 06:16:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-22 06:16:02,992 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42049295] [2020-08-22 06:16:02,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:16:02,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 06:16:02,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32638335] [2020-08-22 06:16:02,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 06:16:02,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:16:02,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 06:16:02,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-22 06:16:02,994 INFO L87 Difference]: Start difference. First operand 214 states and 304 transitions. Second operand 14 states. [2020-08-22 06:16:03,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:16:03,421 INFO L93 Difference]: Finished difference Result 638 states and 992 transitions. [2020-08-22 06:16:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 06:16:03,421 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-22 06:16:03,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:16:03,430 INFO L225 Difference]: With dead ends: 638 [2020-08-22 06:16:03,431 INFO L226 Difference]: Without dead ends: 634 [2020-08-22 06:16:03,432 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 [2020-08-22 06:16:03,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2020-08-22 06:16:03,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 577. [2020-08-22 06:16:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2020-08-22 06:16:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 896 transitions. [2020-08-22 06:16:03,474 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 896 transitions. Word has length 749 [2020-08-22 06:16:03,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:16:03,475 INFO L479 AbstractCegarLoop]: Abstraction has 577 states and 896 transitions. [2020-08-22 06:16:03,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 06:16:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 896 transitions. [2020-08-22 06:16:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2020-08-22 06:16:03,488 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:16:03,489 INFO L422 BasicCegarLoop]: trace histogram [87, 87, 86, 86, 70, 70, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 27, 27, 17, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:16:03,489 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-22 06:16:03,489 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:16:03,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:16:03,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1990005461, now seen corresponding path program 12 times [2020-08-22 06:16:03,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:16:03,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1771369487] [2020-08-22 06:16:03,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:16:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:04,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:16:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:04,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:16:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:04,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:04,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:04,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 06:16:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:05,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2020-08-22 06:16:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:06,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 41638 backedges. 1161 proven. 4663 refuted. 0 times theorem prover too weak. 35814 trivial. 0 not checked. [2020-08-22 06:16:07,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1771369487] [2020-08-22 06:16:07,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:16:07,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 06:16:07,832 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383701463] [2020-08-22 06:16:07,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 06:16:07,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:16:07,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 06:16:07,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 06:16:07,833 INFO L87 Difference]: Start difference. First operand 577 states and 896 transitions. Second operand 18 states. [2020-08-22 06:16:08,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:16:08,715 INFO L93 Difference]: Finished difference Result 1178 states and 1926 transitions. [2020-08-22 06:16:08,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-22 06:16:08,716 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1185 [2020-08-22 06:16:08,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:16:08,724 INFO L225 Difference]: With dead ends: 1178 [2020-08-22 06:16:08,724 INFO L226 Difference]: Without dead ends: 615 [2020-08-22 06:16:08,730 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-22 06:16:08,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2020-08-22 06:16:08,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 499. [2020-08-22 06:16:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-08-22 06:16:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 738 transitions. [2020-08-22 06:16:08,771 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 738 transitions. Word has length 1185 [2020-08-22 06:16:08,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:16:08,771 INFO L479 AbstractCegarLoop]: Abstraction has 499 states and 738 transitions. [2020-08-22 06:16:08,772 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 06:16:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 738 transitions. [2020-08-22 06:16:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1853 [2020-08-22 06:16:08,798 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:16:08,799 INFO L422 BasicCegarLoop]: trace histogram [138, 138, 133, 133, 110, 109, 69, 69, 69, 69, 69, 69, 69, 66, 66, 66, 66, 66, 66, 66, 44, 40, 28, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:16:08,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-22 06:16:08,802 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:16:08,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:16:08,803 INFO L82 PathProgramCache]: Analyzing trace with hash 232963646, now seen corresponding path program 13 times [2020-08-22 06:16:08,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:16:08,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004783714] [2020-08-22 06:16:08,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:16:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:09,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:16:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:09,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:16:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 06:16:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:11,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-22 06:16:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 06:16:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:12,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:13,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 102769 backedges. 2197 proven. 9581 refuted. 0 times theorem prover too weak. 90991 trivial. 0 not checked. [2020-08-22 06:16:15,999 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2004783714] [2020-08-22 06:16:15,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 06:16:15,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-22 06:16:16,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246806710] [2020-08-22 06:16:16,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-22 06:16:16,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 06:16:16,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-22 06:16:16,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-22 06:16:16,001 INFO L87 Difference]: Start difference. First operand 499 states and 738 transitions. Second operand 22 states. [2020-08-22 06:16:17,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 06:16:17,662 INFO L93 Difference]: Finished difference Result 1212 states and 2083 transitions. [2020-08-22 06:16:17,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-08-22 06:16:17,663 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1852 [2020-08-22 06:16:17,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 06:16:17,674 INFO L225 Difference]: With dead ends: 1212 [2020-08-22 06:16:17,674 INFO L226 Difference]: Without dead ends: 717 [2020-08-22 06:16:17,681 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 603 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-22 06:16:17,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2020-08-22 06:16:17,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 621. [2020-08-22 06:16:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-08-22 06:16:17,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 974 transitions. [2020-08-22 06:16:17,725 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 974 transitions. Word has length 1852 [2020-08-22 06:16:17,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 06:16:17,726 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 974 transitions. [2020-08-22 06:16:17,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-22 06:16:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 974 transitions. [2020-08-22 06:16:17,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-22 06:16:17,741 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 06:16:17,742 INFO L422 BasicCegarLoop]: trace histogram [90, 90, 87, 87, 72, 71, 45, 45, 45, 45, 45, 45, 45, 43, 43, 43, 43, 43, 43, 43, 29, 26, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 06:16:17,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-22 06:16:17,742 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 06:16:17,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 06:16:17,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1324659549, now seen corresponding path program 14 times [2020-08-22 06:16:17,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 06:16:17,743 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [109509910] [2020-08-22 06:16:17,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 06:16:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:18,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 06:16:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:18,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 06:16:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:18,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:18,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:18,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 06:16:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-22 06:16:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 06:16:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:19,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 06:16:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 06:16:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 06:16:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 06:16:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 06:16:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 06:16:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 06:16:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 06:16:20,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 06:16:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat