/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=0.4 --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_15-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 05:26:42,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 05:26:42,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 05:26:42,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 05:26:42,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 05:26:42,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 05:26:42,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 05:26:42,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 05:26:42,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 05:26:42,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 05:26:42,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 05:26:42,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 05:26:42,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 05:26:42,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 05:26:42,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 05:26:42,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 05:26:42,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 05:26:42,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 05:26:42,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 05:26:42,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 05:26:42,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 05:26:42,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 05:26:42,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 05:26:42,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 05:26:42,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 05:26:42,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 05:26:42,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 05:26:42,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 05:26:42,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 05:26:42,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 05:26:42,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 05:26:42,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 05:26:42,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 05:26:42,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 05:26:42,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 05:26:42,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 05:26:42,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 05:26:42,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 05:26:42,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 05:26:42,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 05:26:42,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 05:26:42,386 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 05:26:42,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 05:26:42,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 05:26:42,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 05:26:42,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 05:26:42,412 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 05:26:42,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 05:26:42,413 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 05:26:42,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 05:26:42,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 05:26:42,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 05:26:42,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 05:26:42,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 05:26:42,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 05:26:42,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 05:26:42,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 05:26:42,415 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 05:26:42,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 05:26:42,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 05:26:42,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 05:26:42,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 05:26:42,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 05:26:42,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 05:26:42,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 05:26:42,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 05:26:42,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 05:26:42,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 05:26:42,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 05:26:42,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 05:26:42,418 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 05:26:42,418 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=0.4;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=0.4;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=0.4;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=0.4;log-additional-information=true; [2020-08-22 05:26:42,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 05:26:42,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 05:26:42,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 05:26:42,809 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 05:26:42,809 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 05:26:42,810 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_15-1.c [2020-08-22 05:26:42,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a7a43542/c3e10352ff1749ceb23c473b821f3625/FLAGe3f07c042 [2020-08-22 05:26:43,310 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 05:26:43,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_15-1.c [2020-08-22 05:26:43,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a7a43542/c3e10352ff1749ceb23c473b821f3625/FLAGe3f07c042 [2020-08-22 05:26:43,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a7a43542/c3e10352ff1749ceb23c473b821f3625 [2020-08-22 05:26:43,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 05:26:43,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 05:26:43,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 05:26:43,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 05:26:43,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 05:26:43,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:43,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f7827f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43, skipping insertion in model container [2020-08-22 05:26:43,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:43,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 05:26:43,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 05:26:43,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:26:43,888 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 05:26:43,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:26:43,914 INFO L208 MainTranslator]: Completed translation [2020-08-22 05:26:43,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43 WrapperNode [2020-08-22 05:26:43,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 05:26:43,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 05:26:43,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 05:26:43,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 05:26:43,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:43,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:43,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:43,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:44,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:44,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:44,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (1/1) ... [2020-08-22 05:26:44,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 05:26:44,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 05:26:44,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 05:26:44,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 05:26:44,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (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 05:26:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 05:26:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 05:26:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-22 05:26:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-22 05:26:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 05:26:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 05:26:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 05:26:44,300 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 05:26:44,301 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 05:26:44,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:26:44 BoogieIcfgContainer [2020-08-22 05:26:44,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 05:26:44,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 05:26:44,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 05:26:44,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 05:26:44,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 05:26:43" (1/3) ... [2020-08-22 05:26:44,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc697fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:26:44, skipping insertion in model container [2020-08-22 05:26:44,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:26:43" (2/3) ... [2020-08-22 05:26:44,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc697fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:26:44, skipping insertion in model container [2020-08-22 05:26:44,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:26:44" (3/3) ... [2020-08-22 05:26:44,315 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_15-1.c [2020-08-22 05:26:44,327 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 05:26:44,335 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 05:26:44,357 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 05:26:44,390 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 05:26:44,390 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 05:26:44,390 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 05:26:44,390 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 05:26:44,390 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 05:26:44,391 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 05:26:44,391 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 05:26:44,391 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 05:26:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-22 05:26:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-22 05:26:44,427 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:44,429 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:44,429 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:44,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:44,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-22 05:26:44,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:44,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [623934553] [2020-08-22 05:26:44,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,689 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 05:26:44,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [623934553] [2020-08-22 05:26:44,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:26:44,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 05:26:44,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732806620] [2020-08-22 05:26:44,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 05:26:44,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:44,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 05:26:44,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 05:26:44,718 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-22 05:26:44,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:44,830 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-22 05:26:44,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 05:26:44,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-22 05:26:44,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:44,843 INFO L225 Difference]: With dead ends: 44 [2020-08-22 05:26:44,844 INFO L226 Difference]: Without dead ends: 30 [2020-08-22 05:26:44,848 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 05:26:44,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-22 05:26:44,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-22 05:26:44,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 05:26:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 05:26:44,899 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-22 05:26:44,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:44,899 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 05:26:44,900 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 05:26:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 05:26:44,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-22 05:26:44,902 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:44,902 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:44,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 05:26:44,903 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:44,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:44,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-22 05:26:44,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:44,904 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030277035] [2020-08-22 05:26:44,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:44,972 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 05:26:44,973 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030277035] [2020-08-22 05:26:44,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:26:44,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 05:26:44,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720407742] [2020-08-22 05:26:44,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 05:26:44,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:44,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 05:26:44,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 05:26:44,978 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-22 05:26:45,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:45,055 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-22 05:26:45,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 05:26:45,056 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-22 05:26:45,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:45,058 INFO L225 Difference]: With dead ends: 36 [2020-08-22 05:26:45,058 INFO L226 Difference]: Without dead ends: 32 [2020-08-22 05:26:45,060 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 05:26:45,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-22 05:26:45,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-22 05:26:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 05:26:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 05:26:45,071 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-22 05:26:45,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:45,071 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 05:26:45,071 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 05:26:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 05:26:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-22 05:26:45,073 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:45,074 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 05:26:45,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 05:26:45,074 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:45,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:45,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-22 05:26:45,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:45,076 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1922746233] [2020-08-22 05:26:45,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 05:26:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,257 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 05:26:45,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1922746233] [2020-08-22 05:26:45,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:45,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 05:26:45,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444980502] [2020-08-22 05:26:45,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 05:26:45,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:45,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 05:26:45,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 05:26:45,260 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-22 05:26:45,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:45,345 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-22 05:26:45,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 05:26:45,346 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-22 05:26:45,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:45,348 INFO L225 Difference]: With dead ends: 58 [2020-08-22 05:26:45,348 INFO L226 Difference]: Without dead ends: 34 [2020-08-22 05:26:45,349 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 05:26:45,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-22 05:26:45,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-22 05:26:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-22 05:26:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-22 05:26:45,360 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-22 05:26:45,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:45,360 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-22 05:26:45,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 05:26:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-22 05:26:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-22 05:26:45,363 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:45,363 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 05:26:45,363 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 05:26:45,363 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:45,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:45,364 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-22 05:26:45,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:45,365 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [136753537] [2020-08-22 05:26:45,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,521 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 05:26:45,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [136753537] [2020-08-22 05:26:45,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:45,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 05:26:45,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839546475] [2020-08-22 05:26:45,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 05:26:45,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:45,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 05:26:45,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 05:26:45,525 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-22 05:26:45,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:45,730 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-22 05:26:45,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:26:45,731 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-22 05:26:45,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:45,734 INFO L225 Difference]: With dead ends: 54 [2020-08-22 05:26:45,735 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 05:26:45,735 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 05:26:45,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 05:26:45,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-22 05:26:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-22 05:26:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-22 05:26:45,749 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-22 05:26:45,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:45,750 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-22 05:26:45,750 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 05:26:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-22 05:26:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-22 05:26:45,752 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:45,753 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 05:26:45,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 05:26:45,753 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:45,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:45,754 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-22 05:26:45,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:45,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1772617297] [2020-08-22 05:26:45,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 05:26:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 05:26:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:45,895 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 05:26:45,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1772617297] [2020-08-22 05:26:45,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:45,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-22 05:26:45,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956001473] [2020-08-22 05:26:45,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 05:26:45,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:45,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 05:26:45,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-22 05:26:45,899 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-22 05:26:45,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:45,976 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-22 05:26:45,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-22 05:26:45,977 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-22 05:26:45,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:45,979 INFO L225 Difference]: With dead ends: 94 [2020-08-22 05:26:45,979 INFO L226 Difference]: Without dead ends: 52 [2020-08-22 05:26:45,981 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 05:26:45,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-22 05:26:45,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-22 05:26:45,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-22 05:26:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-22 05:26:45,994 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-22 05:26:45,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:45,995 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-22 05:26:45,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 05:26:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-22 05:26:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 05:26:45,997 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:45,997 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 05:26:45,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 05:26:45,998 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:45,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:45,998 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-22 05:26:45,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:45,999 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073578448] [2020-08-22 05:26:45,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,170 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 05:26:46,171 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2073578448] [2020-08-22 05:26:46,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:46,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 05:26:46,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21257860] [2020-08-22 05:26:46,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:26:46,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:46,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:26:46,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:26:46,173 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-22 05:26:46,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:46,285 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-22 05:26:46,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 05:26:46,286 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-22 05:26:46,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:46,288 INFO L225 Difference]: With dead ends: 103 [2020-08-22 05:26:46,288 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 05:26:46,290 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 05:26:46,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 05:26:46,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-22 05:26:46,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 05:26:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-22 05:26:46,302 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-22 05:26:46,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:46,303 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-22 05:26:46,303 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:26:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-22 05:26:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-22 05:26:46,306 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:46,306 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 05:26:46,306 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 05:26:46,306 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:46,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:46,307 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-22 05:26:46,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:46,307 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491618627] [2020-08-22 05:26:46,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,421 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 05:26:46,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491618627] [2020-08-22 05:26:46,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:46,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 05:26:46,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570541663] [2020-08-22 05:26:46,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:26:46,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:46,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:26:46,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:26:46,424 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-22 05:26:46,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:46,611 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-22 05:26:46,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 05:26:46,613 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-22 05:26:46,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:46,615 INFO L225 Difference]: With dead ends: 86 [2020-08-22 05:26:46,616 INFO L226 Difference]: Without dead ends: 82 [2020-08-22 05:26:46,617 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 05:26:46,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-22 05:26:46,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-22 05:26:46,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-22 05:26:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-22 05:26:46,635 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-22 05:26:46,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:46,635 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-22 05:26:46,636 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:26:46,636 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-22 05:26:46,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-22 05:26:46,639 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:46,640 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 05:26:46,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 05:26:46,640 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:46,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:46,641 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-22 05:26:46,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:46,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583691821] [2020-08-22 05:26:46,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-22 05:26:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:46,839 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 05:26:46,840 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583691821] [2020-08-22 05:26:46,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:46,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 05:26:46,841 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569142525] [2020-08-22 05:26:46,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:26:46,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:46,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:26:46,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:26:46,842 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-22 05:26:46,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:46,973 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-22 05:26:46,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:26:46,974 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-22 05:26:46,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:46,976 INFO L225 Difference]: With dead ends: 167 [2020-08-22 05:26:46,976 INFO L226 Difference]: Without dead ends: 94 [2020-08-22 05:26:46,977 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 05:26:46,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-22 05:26:46,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-22 05:26:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-22 05:26:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-22 05:26:46,995 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-22 05:26:46,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:46,995 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-22 05:26:46,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:26:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-22 05:26:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-22 05:26:46,998 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:46,999 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 05:26:46,999 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 05:26:46,999 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:46,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:47,000 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-22 05:26:47,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:47,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [835975404] [2020-08-22 05:26:47,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,194 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 05:26:47,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [835975404] [2020-08-22 05:26:47,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:47,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 05:26:47,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278027907] [2020-08-22 05:26:47,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 05:26:47,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:47,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 05:26:47,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 05:26:47,197 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-22 05:26:47,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:47,420 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-22 05:26:47,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 05:26:47,421 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-22 05:26:47,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:47,424 INFO L225 Difference]: With dead ends: 188 [2020-08-22 05:26:47,424 INFO L226 Difference]: Without dead ends: 109 [2020-08-22 05:26:47,425 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 05:26:47,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-22 05:26:47,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-22 05:26:47,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-22 05:26:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-22 05:26:47,442 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-22 05:26:47,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:47,443 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-22 05:26:47,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 05:26:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-22 05:26:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-22 05:26:47,445 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:47,446 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 05:26:47,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 05:26:47,446 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:47,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:47,447 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-22 05:26:47,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:47,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [70743744] [2020-08-22 05:26:47,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:47,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:47,694 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 05:26:47,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [70743744] [2020-08-22 05:26:47,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:47,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 05:26:47,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187118312] [2020-08-22 05:26:47,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 05:26:47,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:47,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 05:26:47,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-22 05:26:47,697 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-22 05:26:48,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:48,075 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-22 05:26:48,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-22 05:26:48,076 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-22 05:26:48,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:48,081 INFO L225 Difference]: With dead ends: 199 [2020-08-22 05:26:48,081 INFO L226 Difference]: Without dead ends: 86 [2020-08-22 05:26:48,084 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 05:26:48,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-22 05:26:48,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-22 05:26:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-22 05:26:48,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-22 05:26:48,103 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-22 05:26:48,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:48,103 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-22 05:26:48,103 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 05:26:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-22 05:26:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-22 05:26:48,106 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:48,106 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 05:26:48,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 05:26:48,106 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:48,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:48,107 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-22 05:26:48,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:48,107 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1607611790] [2020-08-22 05:26:48,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 05:26:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,390 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 05:26:48,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1607611790] [2020-08-22 05:26:48,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:48,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 05:26:48,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224633980] [2020-08-22 05:26:48,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 05:26:48,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:48,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 05:26:48,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 05:26:48,393 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-22 05:26:48,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:48,607 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-22 05:26:48,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 05:26:48,608 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-22 05:26:48,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:48,609 INFO L225 Difference]: With dead ends: 142 [2020-08-22 05:26:48,609 INFO L226 Difference]: Without dead ends: 78 [2020-08-22 05:26:48,610 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 05:26:48,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-22 05:26:48,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-22 05:26:48,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-22 05:26:48,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-22 05:26:48,618 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-22 05:26:48,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:48,618 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-22 05:26:48,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 05:26:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-22 05:26:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-22 05:26:48,620 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:48,620 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 05:26:48,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 05:26:48,621 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:48,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:48,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-22 05:26:48,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:48,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [17015987] [2020-08-22 05:26:48,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 05:26:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 05:26:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:48,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 05:26:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,103 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 05:26:49,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [17015987] [2020-08-22 05:26:49,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:49,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-22 05:26:49,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832068287] [2020-08-22 05:26:49,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-22 05:26:49,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:49,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-22 05:26:49,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-22 05:26:49,106 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-22 05:26:49,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:49,662 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-22 05:26:49,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-22 05:26:49,662 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-22 05:26:49,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:49,665 INFO L225 Difference]: With dead ends: 184 [2020-08-22 05:26:49,665 INFO L226 Difference]: Without dead ends: 111 [2020-08-22 05:26:49,667 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 05:26:49,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-22 05:26:49,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-22 05:26:49,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-22 05:26:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-22 05:26:49,681 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-22 05:26:49,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:49,682 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-22 05:26:49,682 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-22 05:26:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-22 05:26:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-22 05:26:49,685 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:49,685 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 05:26:49,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 05:26:49,685 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:49,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:49,686 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-22 05:26:49,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:49,687 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867214404] [2020-08-22 05:26:49,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-22 05:26:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:49,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,000 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 05:26:50,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867214404] [2020-08-22 05:26:50,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:50,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 05:26:50,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408961712] [2020-08-22 05:26:50,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 05:26:50,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:50,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 05:26:50,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 05:26:50,003 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-22 05:26:50,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:50,271 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-22 05:26:50,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-22 05:26:50,272 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-22 05:26:50,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:50,273 INFO L225 Difference]: With dead ends: 188 [2020-08-22 05:26:50,274 INFO L226 Difference]: Without dead ends: 101 [2020-08-22 05:26:50,275 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 05:26:50,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-22 05:26:50,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-22 05:26:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-22 05:26:50,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-22 05:26:50,284 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-22 05:26:50,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:50,284 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-22 05:26:50,284 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 05:26:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-22 05:26:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 05:26:50,286 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:50,287 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 05:26:50,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 05:26:50,287 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:50,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:50,288 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-22 05:26:50,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:50,288 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112264818] [2020-08-22 05:26:50,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-22 05:26:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:50,770 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 05:26:50,770 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112264818] [2020-08-22 05:26:50,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:50,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 05:26:50,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574302596] [2020-08-22 05:26:50,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 05:26:50,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:50,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 05:26:50,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 05:26:50,774 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-22 05:26:51,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:51,354 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-22 05:26:51,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-22 05:26:51,354 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-22 05:26:51,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:51,356 INFO L225 Difference]: With dead ends: 224 [2020-08-22 05:26:51,357 INFO L226 Difference]: Without dead ends: 131 [2020-08-22 05:26:51,359 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 05:26:51,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-22 05:26:51,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-22 05:26:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-22 05:26:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-22 05:26:51,373 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-22 05:26:51,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:51,374 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-22 05:26:51,374 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 05:26:51,375 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-22 05:26:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 05:26:51,377 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:51,377 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 05:26:51,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-22 05:26:51,378 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:51,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:51,378 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-22 05:26:51,378 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:51,378 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541090001] [2020-08-22 05:26:51,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:51,796 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 05:26:51,796 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541090001] [2020-08-22 05:26:51,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:51,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 05:26:51,797 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530090821] [2020-08-22 05:26:51,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 05:26:51,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:51,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 05:26:51,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-22 05:26:51,799 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-22 05:26:52,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:52,109 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-22 05:26:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-22 05:26:52,110 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-22 05:26:52,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:52,114 INFO L225 Difference]: With dead ends: 244 [2020-08-22 05:26:52,114 INFO L226 Difference]: Without dead ends: 240 [2020-08-22 05:26:52,117 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 05:26:52,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-22 05:26:52,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-22 05:26:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-22 05:26:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-22 05:26:52,141 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-22 05:26:52,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:52,141 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-22 05:26:52,141 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 05:26:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-22 05:26:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-22 05:26:52,147 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:52,147 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 17, 16, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:52,147 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-22 05:26:52,147 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:52,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:52,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-22 05:26:52,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:52,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [645387332] [2020-08-22 05:26:52,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 05:26:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-22 05:26:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 05:26:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-22 05:26:52,707 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [645387332] [2020-08-22 05:26:52,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:52,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 05:26:52,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390433354] [2020-08-22 05:26:52,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 05:26:52,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:52,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 05:26:52,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 05:26:52,709 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-22 05:26:52,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:52,991 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-22 05:26:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 05:26:52,991 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-22 05:26:52,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:52,995 INFO L225 Difference]: With dead ends: 429 [2020-08-22 05:26:52,995 INFO L226 Difference]: Without dead ends: 225 [2020-08-22 05:26:52,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-22 05:26:52,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-22 05:26:53,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-22 05:26:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-22 05:26:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-22 05:26:53,019 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-22 05:26:53,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:53,019 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-22 05:26:53,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 05:26:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-22 05:26:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-22 05:26:53,026 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:53,026 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 05:26:53,027 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-22 05:26:53,027 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:53,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:53,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-22 05:26:53,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:53,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [650211930] [2020-08-22 05:26:53,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:26:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:53,732 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 05:26:53,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [650211930] [2020-08-22 05:26:53,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:53,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 05:26:53,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301872651] [2020-08-22 05:26:53,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 05:26:53,734 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:53,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 05:26:53,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-22 05:26:53,735 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-22 05:26:54,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:54,073 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-22 05:26:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-22 05:26:54,074 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-22 05:26:54,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:54,082 INFO L225 Difference]: With dead ends: 469 [2020-08-22 05:26:54,082 INFO L226 Difference]: Without dead ends: 465 [2020-08-22 05:26:54,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-22 05:26:54,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-22 05:26:54,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-22 05:26:54,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-22 05:26:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-22 05:26:54,118 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-22 05:26:54,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:54,119 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-22 05:26:54,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 05:26:54,119 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-22 05:26:54,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-22 05:26:54,128 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:54,129 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:54,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-22 05:26:54,129 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:54,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:54,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-22 05:26:54,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:54,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1488220975] [2020-08-22 05:26:54,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 05:26:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-22 05:26:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:54,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-22 05:26:55,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1488220975] [2020-08-22 05:26:55,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:55,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 05:26:55,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966556506] [2020-08-22 05:26:55,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 05:26:55,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:55,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 05:26:55,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 05:26:55,057 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-22 05:26:55,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:55,489 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-22 05:26:55,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 05:26:55,490 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-22 05:26:55,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:55,505 INFO L225 Difference]: With dead ends: 924 [2020-08-22 05:26:55,505 INFO L226 Difference]: Without dead ends: 493 [2020-08-22 05:26:55,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-22 05:26:55,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-22 05:26:55,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-22 05:26:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-22 05:26:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-22 05:26:55,548 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-22 05:26:55,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:55,549 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-22 05:26:55,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 05:26:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-22 05:26:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-22 05:26:55,565 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:55,566 INFO L422 BasicCegarLoop]: trace histogram [43, 43, 40, 40, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 13, 13, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:55,566 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-22 05:26:55,567 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:55,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:55,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1718075054, now seen corresponding path program 7 times [2020-08-22 05:26:55,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:55,569 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1125276012] [2020-08-22 05:26:55,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:55,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:55,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:26:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-22 05:26:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:26:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:56,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:57,573 INFO L134 CoverageAnalysis]: Checked inductivity of 9421 backedges. 593 proven. 1863 refuted. 0 times theorem prover too weak. 6965 trivial. 0 not checked. [2020-08-22 05:26:57,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1125276012] [2020-08-22 05:26:57,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:57,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 05:26:57,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591404863] [2020-08-22 05:26:57,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 05:26:57,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:57,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 05:26:57,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 05:26:57,582 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 18 states. [2020-08-22 05:26:58,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:26:58,584 INFO L93 Difference]: Finished difference Result 836 states and 1442 transitions. [2020-08-22 05:26:58,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-22 05:26:58,585 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 572 [2020-08-22 05:26:58,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:26:58,592 INFO L225 Difference]: With dead ends: 836 [2020-08-22 05:26:58,592 INFO L226 Difference]: Without dead ends: 395 [2020-08-22 05:26:58,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1545, Unknown=0, NotChecked=0, Total=1806 [2020-08-22 05:26:58,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2020-08-22 05:26:58,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 327. [2020-08-22 05:26:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-22 05:26:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 502 transitions. [2020-08-22 05:26:58,635 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 502 transitions. Word has length 572 [2020-08-22 05:26:58,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:26:58,636 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 502 transitions. [2020-08-22 05:26:58,636 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 05:26:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 502 transitions. [2020-08-22 05:26:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-08-22 05:26:58,643 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:26:58,643 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 24, 24, 21, 20, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 9, 7, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:26:58,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-22 05:26:58,644 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:26:58,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:26:58,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1572493120, now seen corresponding path program 8 times [2020-08-22 05:26:58,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:26:58,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1720199062] [2020-08-22 05:26:58,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:26:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:26:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:26:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:58,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:26:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:26:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 05:26:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:26:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:26:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:26:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:26:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:26:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:26:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3484 backedges. 422 proven. 756 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2020-08-22 05:26:59,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1720199062] [2020-08-22 05:26:59,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:26:59,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-22 05:26:59,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409194970] [2020-08-22 05:26:59,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-22 05:26:59,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:26:59,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-22 05:26:59,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-22 05:26:59,608 INFO L87 Difference]: Start difference. First operand 327 states and 502 transitions. Second operand 16 states. [2020-08-22 05:27:00,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:00,340 INFO L93 Difference]: Finished difference Result 720 states and 1202 transitions. [2020-08-22 05:27:00,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-08-22 05:27:00,340 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 354 [2020-08-22 05:27:00,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:00,349 INFO L225 Difference]: With dead ends: 720 [2020-08-22 05:27:00,349 INFO L226 Difference]: Without dead ends: 415 [2020-08-22 05:27:00,352 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 106 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 05:27:00,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2020-08-22 05:27:00,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 375. [2020-08-22 05:27:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-08-22 05:27:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 561 transitions. [2020-08-22 05:27:00,385 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 561 transitions. Word has length 354 [2020-08-22 05:27:00,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:00,386 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 561 transitions. [2020-08-22 05:27:00,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-22 05:27:00,386 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 561 transitions. [2020-08-22 05:27:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-22 05:27:00,392 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:00,393 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 41, 41, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 14, 12, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:00,393 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-22 05:27:00,393 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:00,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:00,394 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 9 times [2020-08-22 05:27:00,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:00,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599097073] [2020-08-22 05:27:00,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:00,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:00,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:00,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:00,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:00,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:01,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:02,178 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-22 05:27:02,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599097073] [2020-08-22 05:27:02,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:02,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-22 05:27:02,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983047558] [2020-08-22 05:27:02,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-22 05:27:02,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:02,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-22 05:27:02,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-22 05:27:02,181 INFO L87 Difference]: Start difference. First operand 375 states and 561 transitions. Second operand 20 states. [2020-08-22 05:27:03,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:03,523 INFO L93 Difference]: Finished difference Result 620 states and 1014 transitions. [2020-08-22 05:27:03,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-22 05:27:03,523 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-22 05:27:03,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:03,528 INFO L225 Difference]: With dead ends: 620 [2020-08-22 05:27:03,529 INFO L226 Difference]: Without dead ends: 227 [2020-08-22 05:27:03,534 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-22 05:27:03,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-08-22 05:27:03,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 180. [2020-08-22 05:27:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-08-22 05:27:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 258 transitions. [2020-08-22 05:27:03,550 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 258 transitions. Word has length 572 [2020-08-22 05:27:03,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:03,554 INFO L479 AbstractCegarLoop]: Abstraction has 180 states and 258 transitions. [2020-08-22 05:27:03,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-22 05:27:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 258 transitions. [2020-08-22 05:27:03,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2020-08-22 05:27:03,562 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:03,562 INFO L422 BasicCegarLoop]: trace histogram [56, 56, 53, 53, 46, 43, 28, 28, 28, 28, 28, 28, 28, 26, 26, 26, 26, 26, 26, 26, 20, 15, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:03,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-22 05:27:03,563 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:03,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:03,564 INFO L82 PathProgramCache]: Analyzing trace with hash 184907743, now seen corresponding path program 10 times [2020-08-22 05:27:03,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:03,564 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2004494661] [2020-08-22 05:27:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:03,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:03,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 05:27:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-08-22 05:27:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 05:27:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:04,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2020-08-22 05:27:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:05,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16422 backedges. 530 proven. 2094 refuted. 0 times theorem prover too weak. 13798 trivial. 0 not checked. [2020-08-22 05:27:06,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2004494661] [2020-08-22 05:27:06,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:06,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 05:27:06,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791220809] [2020-08-22 05:27:06,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 05:27:06,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:06,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 05:27:06,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 05:27:06,018 INFO L87 Difference]: Start difference. First operand 180 states and 258 transitions. Second operand 14 states. [2020-08-22 05:27:06,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:06,492 INFO L93 Difference]: Finished difference Result 348 states and 520 transitions. [2020-08-22 05:27:06,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-22 05:27:06,493 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 750 [2020-08-22 05:27:06,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:06,496 INFO L225 Difference]: With dead ends: 348 [2020-08-22 05:27:06,496 INFO L226 Difference]: Without dead ends: 190 [2020-08-22 05:27:06,498 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-22 05:27:06,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-08-22 05:27:06,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2020-08-22 05:27:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-08-22 05:27:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 264 transitions. [2020-08-22 05:27:06,510 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 264 transitions. Word has length 750 [2020-08-22 05:27:06,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:06,511 INFO L479 AbstractCegarLoop]: Abstraction has 187 states and 264 transitions. [2020-08-22 05:27:06,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 05:27:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 264 transitions. [2020-08-22 05:27:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1199 [2020-08-22 05:27:06,525 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:06,526 INFO L422 BasicCegarLoop]: trace histogram [90, 90, 85, 85, 72, 69, 45, 45, 45, 45, 45, 45, 45, 42, 42, 42, 42, 42, 42, 42, 30, 24, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:06,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-22 05:27:06,526 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:06,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:06,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1119291118, now seen corresponding path program 11 times [2020-08-22 05:27:06,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:06,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [497199959] [2020-08-22 05:27:06,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:07,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 05:27:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2020-08-22 05:27:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:08,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 05:27:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:09,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 42606 backedges. 731 proven. 4268 refuted. 0 times theorem prover too weak. 37607 trivial. 0 not checked. [2020-08-22 05:27:10,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [497199959] [2020-08-22 05:27:10,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:10,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-22 05:27:10,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255545809] [2020-08-22 05:27:10,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-22 05:27:10,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:10,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-22 05:27:10,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-22 05:27:10,608 INFO L87 Difference]: Start difference. First operand 187 states and 264 transitions. Second operand 16 states. [2020-08-22 05:27:11,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:11,252 INFO L93 Difference]: Finished difference Result 373 states and 556 transitions. [2020-08-22 05:27:11,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-22 05:27:11,252 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1198 [2020-08-22 05:27:11,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:11,256 INFO L225 Difference]: With dead ends: 373 [2020-08-22 05:27:11,256 INFO L226 Difference]: Without dead ends: 208 [2020-08-22 05:27:11,258 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-22 05:27:11,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-08-22 05:27:11,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2020-08-22 05:27:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-08-22 05:27:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 270 transitions. [2020-08-22 05:27:11,270 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 270 transitions. Word has length 1198 [2020-08-22 05:27:11,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:11,271 INFO L479 AbstractCegarLoop]: Abstraction has 191 states and 270 transitions. [2020-08-22 05:27:11,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-22 05:27:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 270 transitions. [2020-08-22 05:27:11,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2020-08-22 05:27:11,280 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:11,281 INFO L422 BasicCegarLoop]: trace histogram [66, 66, 65, 65, 53, 53, 33, 33, 33, 33, 33, 33, 33, 32, 32, 32, 32, 32, 32, 32, 21, 20, 13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:11,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-22 05:27:11,281 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:11,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:11,282 INFO L82 PathProgramCache]: Analyzing trace with hash -15983332, now seen corresponding path program 12 times [2020-08-22 05:27:11,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:11,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318391101] [2020-08-22 05:27:11,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:11,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:11,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:12,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 05:27:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 05:27:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:13,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 23752 backedges. 899 proven. 3213 refuted. 0 times theorem prover too weak. 19640 trivial. 0 not checked. [2020-08-22 05:27:14,346 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318391101] [2020-08-22 05:27:14,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:14,347 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 05:27:14,347 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135463664] [2020-08-22 05:27:14,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 05:27:14,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:14,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 05:27:14,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 05:27:14,348 INFO L87 Difference]: Start difference. First operand 191 states and 270 transitions. Second operand 18 states. [2020-08-22 05:27:15,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:15,163 INFO L93 Difference]: Finished difference Result 371 states and 552 transitions. [2020-08-22 05:27:15,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-22 05:27:15,165 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 899 [2020-08-22 05:27:15,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:15,169 INFO L225 Difference]: With dead ends: 371 [2020-08-22 05:27:15,169 INFO L226 Difference]: Without dead ends: 202 [2020-08-22 05:27:15,171 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-22 05:27:15,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-08-22 05:27:15,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 184. [2020-08-22 05:27:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-08-22 05:27:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 255 transitions. [2020-08-22 05:27:15,188 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 255 transitions. Word has length 899 [2020-08-22 05:27:15,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:15,189 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 255 transitions. [2020-08-22 05:27:15,189 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 05:27:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 255 transitions. [2020-08-22 05:27:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-22 05:27:15,194 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:15,194 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 46, 46, 38, 37, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 15, 14, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:15,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-22 05:27:15,197 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:15,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:15,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1983594753, now seen corresponding path program 13 times [2020-08-22 05:27:15,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:15,198 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583497240] [2020-08-22 05:27:15,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:15,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 05:27:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 11857 backedges. 1376 proven. 1699 refuted. 0 times theorem prover too weak. 8782 trivial. 0 not checked. [2020-08-22 05:27:16,926 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583497240] [2020-08-22 05:27:16,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:16,926 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-22 05:27:16,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86405826] [2020-08-22 05:27:16,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-22 05:27:16,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:16,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-22 05:27:16,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-22 05:27:16,928 INFO L87 Difference]: Start difference. First operand 184 states and 255 transitions. Second operand 20 states. [2020-08-22 05:27:18,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:18,038 INFO L93 Difference]: Finished difference Result 395 states and 605 transitions. [2020-08-22 05:27:18,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-08-22 05:27:18,039 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 640 [2020-08-22 05:27:18,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:18,050 INFO L225 Difference]: With dead ends: 395 [2020-08-22 05:27:18,050 INFO L226 Difference]: Without dead ends: 229 [2020-08-22 05:27:18,052 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-22 05:27:18,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2020-08-22 05:27:18,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 192. [2020-08-22 05:27:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-08-22 05:27:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 264 transitions. [2020-08-22 05:27:18,065 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 264 transitions. Word has length 640 [2020-08-22 05:27:18,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:18,066 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 264 transitions. [2020-08-22 05:27:18,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-22 05:27:18,066 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 264 transitions. [2020-08-22 05:27:18,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2020-08-22 05:27:18,076 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:18,076 INFO L422 BasicCegarLoop]: trace histogram [71, 71, 70, 70, 57, 57, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 22, 22, 14, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:18,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-22 05:27:18,077 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:18,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:18,077 INFO L82 PathProgramCache]: Analyzing trace with hash 801018439, now seen corresponding path program 14 times [2020-08-22 05:27:18,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:18,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1036018475] [2020-08-22 05:27:18,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:18,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:18,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:18,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:19,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2020-08-22 05:27:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 27552 backedges. 1354 proven. 4110 refuted. 0 times theorem prover too weak. 22088 trivial. 0 not checked. [2020-08-22 05:27:20,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1036018475] [2020-08-22 05:27:20,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:20,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-22 05:27:20,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822326844] [2020-08-22 05:27:20,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-22 05:27:20,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:20,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-22 05:27:20,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-08-22 05:27:20,899 INFO L87 Difference]: Start difference. First operand 192 states and 264 transitions. Second operand 20 states. [2020-08-22 05:27:22,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:22,360 INFO L93 Difference]: Finished difference Result 440 states and 693 transitions. [2020-08-22 05:27:22,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-08-22 05:27:22,361 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 967 [2020-08-22 05:27:22,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:22,369 INFO L225 Difference]: With dead ends: 440 [2020-08-22 05:27:22,369 INFO L226 Difference]: Without dead ends: 262 [2020-08-22 05:27:22,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=382, Invalid=2480, Unknown=0, NotChecked=0, Total=2862 [2020-08-22 05:27:22,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-08-22 05:27:22,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 224. [2020-08-22 05:27:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-08-22 05:27:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 318 transitions. [2020-08-22 05:27:22,398 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 318 transitions. Word has length 967 [2020-08-22 05:27:22,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:22,400 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 318 transitions. [2020-08-22 05:27:22,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-22 05:27:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 318 transitions. [2020-08-22 05:27:22,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-22 05:27:22,421 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:22,422 INFO L422 BasicCegarLoop]: trace histogram [69, 69, 66, 66, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 14, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:22,422 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-22 05:27:22,422 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:22,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:22,423 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 15 times [2020-08-22 05:27:22,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:22,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [762293740] [2020-08-22 05:27:22,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:22,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:22,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 05:27:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:23,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:24,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:25,196 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 1773 proven. 3546 refuted. 0 times theorem prover too weak. 19917 trivial. 0 not checked. [2020-08-22 05:27:25,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [762293740] [2020-08-22 05:27:25,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:25,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-22 05:27:25,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807270956] [2020-08-22 05:27:25,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-22 05:27:25,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:25,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-22 05:27:25,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-22 05:27:25,199 INFO L87 Difference]: Start difference. First operand 224 states and 318 transitions. Second operand 22 states. [2020-08-22 05:27:26,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:26,659 INFO L93 Difference]: Finished difference Result 471 states and 747 transitions. [2020-08-22 05:27:26,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-22 05:27:26,659 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-22 05:27:26,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:26,665 INFO L225 Difference]: With dead ends: 471 [2020-08-22 05:27:26,665 INFO L226 Difference]: Without dead ends: 274 [2020-08-22 05:27:26,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-22 05:27:26,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-08-22 05:27:26,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 233. [2020-08-22 05:27:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-08-22 05:27:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 329 transitions. [2020-08-22 05:27:26,684 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 329 transitions. Word has length 926 [2020-08-22 05:27:26,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:26,684 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 329 transitions. [2020-08-22 05:27:26,684 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-22 05:27:26,684 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 329 transitions. [2020-08-22 05:27:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-08-22 05:27:26,694 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:26,695 INFO L422 BasicCegarLoop]: trace histogram [77, 77, 74, 74, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 16, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:27:26,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-08-22 05:27:26,695 INFO L427 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:26,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:26,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1162202364, now seen corresponding path program 16 times [2020-08-22 05:27:26,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:26,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [340251051] [2020-08-22 05:27:26,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:27,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 05:27:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-22 05:27:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:28,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 31644 backedges. 1079 proven. 3945 refuted. 0 times theorem prover too weak. 26620 trivial. 0 not checked. [2020-08-22 05:27:29,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [340251051] [2020-08-22 05:27:29,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:27:29,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 05:27:29,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738570678] [2020-08-22 05:27:29,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 05:27:29,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:27:29,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 05:27:29,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 05:27:29,893 INFO L87 Difference]: Start difference. First operand 233 states and 329 transitions. Second operand 18 states. [2020-08-22 05:27:30,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:27:30,689 INFO L93 Difference]: Finished difference Result 452 states and 652 transitions. [2020-08-22 05:27:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-22 05:27:30,689 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1035 [2020-08-22 05:27:30,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:27:30,693 INFO L225 Difference]: With dead ends: 452 [2020-08-22 05:27:30,693 INFO L226 Difference]: Without dead ends: 251 [2020-08-22 05:27:30,695 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-22 05:27:30,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-08-22 05:27:30,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 221. [2020-08-22 05:27:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-08-22 05:27:30,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 308 transitions. [2020-08-22 05:27:30,709 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 308 transitions. Word has length 1035 [2020-08-22 05:27:30,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:27:30,710 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 308 transitions. [2020-08-22 05:27:30,710 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 05:27:30,710 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 308 transitions. [2020-08-22 05:27:30,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1853 [2020-08-22 05:27:30,739 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:27:30,740 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 05:27:30,741 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-08-22 05:27:30,741 INFO L427 AbstractCegarLoop]: === Iteration 29 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:27:30,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:27:30,741 INFO L82 PathProgramCache]: Analyzing trace with hash 232963646, now seen corresponding path program 17 times [2020-08-22 05:27:30,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:27:30,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1640192410] [2020-08-22 05:27:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:27:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:31,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:27:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 05:27:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:32,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 05:27:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:33,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-22 05:27:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 05:27:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 05:27:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 05:27:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:34,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 05:27:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 05:27:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 05:27:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 05:27:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 05:27:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 05:27:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:27:35,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282