/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:47:07,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 06:47:07,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 06:47:07,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 06:47:07,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 06:47:07,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 06:47:07,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 06:47:07,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 06:47:07,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 06:47:07,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 06:47:07,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 06:47:07,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 06:47:07,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:47:07,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:47:07,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:47:07,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:47:07,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:47:07,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:47:07,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:47:07,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:47:07,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:47:07,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:47:07,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:47:07,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:47:07,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 06:47:07,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 06:47:07,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 06:47:07,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 06:47:07,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 06:47:07,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 06:47:07,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 06:47:07,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 06:47:07,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 06:47:07,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 06:47:07,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 06:47:07,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 06:47:07,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 06:47:07,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 06:47:07,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:47:07,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:47:07,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:47:07,708 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 [2020-08-19 06:47:07,763 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:47:07,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:47:07,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:47:07,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:47:07,770 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:47:07,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:47:07,770 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 06:47:07,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:47:07,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 06:47:07,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:47:07,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:47:07,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:47:07,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:47:07,772 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 06:47:07,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:47:07,772 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:47:07,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:47:07,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:47:07,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:47:07,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:47:07,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:47:07,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:47:07,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:47:07,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:47:07,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:47:07,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:47:07,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:47:07,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:47:07,775 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:47:07,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.5; [2020-08-19 06:47:08,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:47:08,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:47:08,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:47:08,106 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:47:08,107 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:47:08,108 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-19 06:47:08,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d254eb843/6a957193ccb449beb08ba5a299023b48/FLAGf750e7174 [2020-08-19 06:47:08,640 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:47:08,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-19 06:47:08,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d254eb843/6a957193ccb449beb08ba5a299023b48/FLAGf750e7174 [2020-08-19 06:47:09,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d254eb843/6a957193ccb449beb08ba5a299023b48 [2020-08-19 06:47:09,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:47:09,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:47:09,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:47:09,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:47:09,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:47:09,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f88baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09, skipping insertion in model container [2020-08-19 06:47:09,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:47:09,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:47:09,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:47:09,262 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:47:09,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:47:09,295 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:47:09,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09 WrapperNode [2020-08-19 06:47:09,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:47:09,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:47:09,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:47:09,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:47:09,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (1/1) ... [2020-08-19 06:47:09,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:47:09,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:47:09,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:47:09,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:47:09,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (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 [2020-08-19 06:47:09,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:47:09,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:47:09,469 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-19 06:47:09,469 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-19 06:47:09,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:47:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:47:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:47:09,707 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:47:09,708 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 06:47:09,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:47:09 BoogieIcfgContainer [2020-08-19 06:47:09,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:47:09,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:47:09,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:47:09,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:47:09,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:47:09" (1/3) ... [2020-08-19 06:47:09,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c96f36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:47:09, skipping insertion in model container [2020-08-19 06:47:09,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:47:09" (2/3) ... [2020-08-19 06:47:09,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c96f36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:47:09, skipping insertion in model container [2020-08-19 06:47:09,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:47:09" (3/3) ... [2020-08-19 06:47:09,738 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2020-08-19 06:47:09,751 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:47:09,759 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 06:47:09,787 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 06:47:09,814 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 06:47:09,814 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 06:47:09,814 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 06:47:09,815 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 06:47:09,815 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 06:47:09,815 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 06:47:09,815 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 06:47:09,815 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 06:47:09,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-19 06:47:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-19 06:47:09,838 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:09,839 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:09,840 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:09,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:09,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-19 06:47:09,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:09,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932208191] [2020-08-19 06:47:09,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:47:10,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932208191] [2020-08-19 06:47:10,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:47:10,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 06:47:10,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936806264] [2020-08-19 06:47:10,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:47:10,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:10,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:47:10,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:47:10,089 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-19 06:47:10,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:10,202 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-19 06:47:10,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:47:10,204 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-19 06:47:10,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:10,215 INFO L225 Difference]: With dead ends: 44 [2020-08-19 06:47:10,215 INFO L226 Difference]: Without dead ends: 30 [2020-08-19 06:47:10,219 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 [2020-08-19 06:47:10,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-19 06:47:10,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-19 06:47:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 06:47:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 06:47:10,265 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-19 06:47:10,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:10,266 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 06:47:10,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:47:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 06:47:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-19 06:47:10,269 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:10,269 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:10,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 06:47:10,270 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:10,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:10,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-19 06:47:10,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:10,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [610527559] [2020-08-19 06:47:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:47:10,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [610527559] [2020-08-19 06:47:10,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:47:10,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 06:47:10,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382813820] [2020-08-19 06:47:10,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:47:10,399 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:10,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:47:10,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:47:10,400 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-19 06:47:10,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:10,504 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-19 06:47:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:47:10,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-19 06:47:10,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:10,507 INFO L225 Difference]: With dead ends: 36 [2020-08-19 06:47:10,507 INFO L226 Difference]: Without dead ends: 32 [2020-08-19 06:47:10,509 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 [2020-08-19 06:47:10,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-19 06:47:10,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-19 06:47:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 06:47:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 06:47:10,519 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-19 06:47:10,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:10,520 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 06:47:10,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:47:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 06:47:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-19 06:47:10,522 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:10,522 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] [2020-08-19 06:47:10,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 06:47:10,523 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:10,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:10,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-19 06:47:10,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:10,524 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000658088] [2020-08-19 06:47:10,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:47:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:47:10,660 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1000658088] [2020-08-19 06:47:10,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:10,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:47:10,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95144975] [2020-08-19 06:47:10,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:47:10,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:10,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:47:10,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:47:10,662 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-19 06:47:10,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:10,745 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-19 06:47:10,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 06:47:10,746 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-19 06:47:10,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:10,747 INFO L225 Difference]: With dead ends: 58 [2020-08-19 06:47:10,747 INFO L226 Difference]: Without dead ends: 34 [2020-08-19 06:47:10,749 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 [2020-08-19 06:47:10,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-19 06:47:10,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-19 06:47:10,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-19 06:47:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-19 06:47:10,758 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-19 06:47:10,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:10,759 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-19 06:47:10,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:47:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-19 06:47:10,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-19 06:47:10,761 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:10,762 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] [2020-08-19 06:47:10,762 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 06:47:10,762 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:10,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:10,763 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-19 06:47:10,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:10,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [891309029] [2020-08-19 06:47:10,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:47:10,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [891309029] [2020-08-19 06:47:10,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:10,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:47:10,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818741149] [2020-08-19 06:47:10,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:47:10,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:10,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:47:10,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:47:10,913 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-19 06:47:11,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:11,099 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-19 06:47:11,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:47:11,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-19 06:47:11,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:11,104 INFO L225 Difference]: With dead ends: 54 [2020-08-19 06:47:11,104 INFO L226 Difference]: Without dead ends: 50 [2020-08-19 06:47:11,105 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 [2020-08-19 06:47:11,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-19 06:47:11,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-19 06:47:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-19 06:47:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-19 06:47:11,119 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-19 06:47:11,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:11,119 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-19 06:47:11,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:47:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-19 06:47:11,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-19 06:47:11,122 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:11,122 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] [2020-08-19 06:47:11,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 06:47:11,122 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:11,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:11,123 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-19 06:47:11,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:11,124 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936428719] [2020-08-19 06:47:11,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 06:47:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:47:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 06:47:11,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936428719] [2020-08-19 06:47:11,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:11,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-19 06:47:11,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152489273] [2020-08-19 06:47:11,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 06:47:11,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:11,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 06:47:11,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-19 06:47:11,257 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-19 06:47:11,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:11,331 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-19 06:47:11,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 06:47:11,332 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-19 06:47:11,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:11,334 INFO L225 Difference]: With dead ends: 94 [2020-08-19 06:47:11,334 INFO L226 Difference]: Without dead ends: 52 [2020-08-19 06:47:11,336 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 [2020-08-19 06:47:11,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-19 06:47:11,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-19 06:47:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-19 06:47:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-19 06:47:11,348 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-19 06:47:11,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:11,348 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-19 06:47:11,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 06:47:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-19 06:47:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 06:47:11,351 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:11,351 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] [2020-08-19 06:47:11,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 06:47:11,352 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:11,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:11,352 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-19 06:47:11,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:11,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1813569142] [2020-08-19 06:47:11,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-19 06:47:11,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1813569142] [2020-08-19 06:47:11,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:11,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 06:47:11,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862459175] [2020-08-19 06:47:11,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:47:11,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:11,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:47:11,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:47:11,504 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-19 06:47:11,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:11,622 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-19 06:47:11,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 06:47:11,623 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-19 06:47:11,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:11,625 INFO L225 Difference]: With dead ends: 103 [2020-08-19 06:47:11,625 INFO L226 Difference]: Without dead ends: 57 [2020-08-19 06:47:11,627 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 [2020-08-19 06:47:11,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-19 06:47:11,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-19 06:47:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 06:47:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-19 06:47:11,638 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-19 06:47:11,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:11,639 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-19 06:47:11,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:47:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-19 06:47:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-19 06:47:11,641 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:11,641 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] [2020-08-19 06:47:11,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 06:47:11,642 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:11,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:11,642 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-19 06:47:11,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:11,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1129611629] [2020-08-19 06:47:11,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 06:47:11,749 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1129611629] [2020-08-19 06:47:11,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:11,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 06:47:11,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259791357] [2020-08-19 06:47:11,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:47:11,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:11,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:47:11,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:47:11,752 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-19 06:47:11,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:11,933 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-19 06:47:11,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 06:47:11,934 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-19 06:47:11,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:11,936 INFO L225 Difference]: With dead ends: 86 [2020-08-19 06:47:11,936 INFO L226 Difference]: Without dead ends: 82 [2020-08-19 06:47:11,937 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 [2020-08-19 06:47:11,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-19 06:47:11,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-19 06:47:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-19 06:47:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-19 06:47:11,954 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-19 06:47:11,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:11,955 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-19 06:47:11,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:47:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-19 06:47:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-19 06:47:11,958 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:11,958 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] [2020-08-19 06:47:11,959 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 06:47:11,959 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:11,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:11,960 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-19 06:47:11,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:11,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1470884385] [2020-08-19 06:47:11,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-19 06:47:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-19 06:47:12,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1470884385] [2020-08-19 06:47:12,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:12,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 06:47:12,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995382750] [2020-08-19 06:47:12,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:47:12,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:12,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:47:12,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:47:12,173 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-19 06:47:12,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:12,305 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-19 06:47:12,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:47:12,306 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-19 06:47:12,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:12,308 INFO L225 Difference]: With dead ends: 167 [2020-08-19 06:47:12,308 INFO L226 Difference]: Without dead ends: 94 [2020-08-19 06:47:12,309 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 [2020-08-19 06:47:12,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-19 06:47:12,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-19 06:47:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-19 06:47:12,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-19 06:47:12,325 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-19 06:47:12,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:12,326 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-19 06:47:12,326 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:47:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-19 06:47:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-19 06:47:12,328 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:12,329 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] [2020-08-19 06:47:12,329 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 06:47:12,329 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:12,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:12,330 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-19 06:47:12,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:12,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641717512] [2020-08-19 06:47:12,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,474 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-19 06:47:12,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641717512] [2020-08-19 06:47:12,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:12,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 06:47:12,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078336256] [2020-08-19 06:47:12,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 06:47:12,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:12,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 06:47:12,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 06:47:12,477 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-19 06:47:12,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:12,705 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-19 06:47:12,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:47:12,706 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-19 06:47:12,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:12,708 INFO L225 Difference]: With dead ends: 188 [2020-08-19 06:47:12,708 INFO L226 Difference]: Without dead ends: 109 [2020-08-19 06:47:12,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:47:12,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-19 06:47:12,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-19 06:47:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-19 06:47:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-19 06:47:12,726 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-19 06:47:12,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:12,727 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-19 06:47:12,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 06:47:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-19 06:47:12,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-19 06:47:12,729 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:12,730 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] [2020-08-19 06:47:12,730 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 06:47:12,730 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:12,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:12,731 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-19 06:47:12,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:12,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908308809] [2020-08-19 06:47:12,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:12,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-19 06:47:13,006 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [908308809] [2020-08-19 06:47:13,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:13,007 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 06:47:13,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329199613] [2020-08-19 06:47:13,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 06:47:13,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:13,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 06:47:13,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:47:13,012 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-19 06:47:13,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:13,403 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-19 06:47:13,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-19 06:47:13,404 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-19 06:47:13,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:13,407 INFO L225 Difference]: With dead ends: 199 [2020-08-19 06:47:13,408 INFO L226 Difference]: Without dead ends: 86 [2020-08-19 06:47:13,410 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 [2020-08-19 06:47:13,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-19 06:47:13,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-19 06:47:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-19 06:47:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-19 06:47:13,424 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-19 06:47:13,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:13,424 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-19 06:47:13,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 06:47:13,425 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-19 06:47:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-19 06:47:13,427 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:13,427 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] [2020-08-19 06:47:13,428 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 06:47:13,428 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:13,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:13,428 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-19 06:47:13,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:13,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085353599] [2020-08-19 06:47:13,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 06:47:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-19 06:47:13,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085353599] [2020-08-19 06:47:13,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:13,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 06:47:13,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272283205] [2020-08-19 06:47:13,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 06:47:13,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:13,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 06:47:13,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 06:47:13,720 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-19 06:47:13,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:13,907 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-19 06:47:13,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-19 06:47:13,907 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-19 06:47:13,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:13,909 INFO L225 Difference]: With dead ends: 142 [2020-08-19 06:47:13,909 INFO L226 Difference]: Without dead ends: 78 [2020-08-19 06:47:13,910 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 [2020-08-19 06:47:13,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-19 06:47:13,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-19 06:47:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-19 06:47:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-19 06:47:13,921 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-19 06:47:13,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:13,924 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-19 06:47:13,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 06:47:13,925 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-19 06:47:13,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-19 06:47:13,926 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:13,926 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] [2020-08-19 06:47:13,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 06:47:13,927 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:13,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:13,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-19 06:47:13,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:13,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161721903] [2020-08-19 06:47:13,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:13,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 06:47:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 06:47:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 06:47:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-19 06:47:14,378 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161721903] [2020-08-19 06:47:14,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:14,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 06:47:14,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636149100] [2020-08-19 06:47:14,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 06:47:14,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:14,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 06:47:14,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-19 06:47:14,381 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-19 06:47:14,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:14,978 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-19 06:47:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-19 06:47:14,979 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-19 06:47:14,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:14,981 INFO L225 Difference]: With dead ends: 184 [2020-08-19 06:47:14,982 INFO L226 Difference]: Without dead ends: 111 [2020-08-19 06:47:14,983 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 [2020-08-19 06:47:14,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-19 06:47:14,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-19 06:47:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 06:47:14,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-19 06:47:14,995 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-19 06:47:14,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:14,995 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-19 06:47:14,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 06:47:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-19 06:47:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-19 06:47:14,997 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:14,997 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] [2020-08-19 06:47:14,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 06:47:14,998 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:14,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:14,998 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-19 06:47:14,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:14,999 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2141024208] [2020-08-19 06:47:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 06:47:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,240 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-19 06:47:15,240 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2141024208] [2020-08-19 06:47:15,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:15,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 06:47:15,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360366914] [2020-08-19 06:47:15,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 06:47:15,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:15,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 06:47:15,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 06:47:15,242 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-19 06:47:15,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:15,520 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-19 06:47:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 06:47:15,523 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-19 06:47:15,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:15,525 INFO L225 Difference]: With dead ends: 188 [2020-08-19 06:47:15,525 INFO L226 Difference]: Without dead ends: 101 [2020-08-19 06:47:15,527 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 [2020-08-19 06:47:15,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-19 06:47:15,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-19 06:47:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-19 06:47:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-19 06:47:15,537 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-19 06:47:15,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:15,537 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-19 06:47:15,537 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 06:47:15,537 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-19 06:47:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 06:47:15,539 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:15,539 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] [2020-08-19 06:47:15,540 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 06:47:15,540 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:15,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:15,540 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-19 06:47:15,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:15,541 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532147266] [2020-08-19 06:47:15,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-19 06:47:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:15,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,014 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-19 06:47:16,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532147266] [2020-08-19 06:47:16,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:16,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 06:47:16,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621669109] [2020-08-19 06:47:16,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 06:47:16,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:16,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 06:47:16,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:47:16,018 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-19 06:47:16,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:16,584 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-19 06:47:16,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 06:47:16,585 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-19 06:47:16,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:16,587 INFO L225 Difference]: With dead ends: 224 [2020-08-19 06:47:16,587 INFO L226 Difference]: Without dead ends: 131 [2020-08-19 06:47:16,589 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 [2020-08-19 06:47:16,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-19 06:47:16,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-19 06:47:16,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-19 06:47:16,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-19 06:47:16,599 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-19 06:47:16,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:16,600 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-19 06:47:16,600 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 06:47:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-19 06:47:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 06:47:16,602 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:16,603 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] [2020-08-19 06:47:16,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 06:47:16,603 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:16,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:16,604 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-19 06:47:16,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:16,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420745234] [2020-08-19 06:47:16,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:16,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,027 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-19 06:47:17,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420745234] [2020-08-19 06:47:17,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:17,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 06:47:17,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802219494] [2020-08-19 06:47:17,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 06:47:17,030 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:17,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 06:47:17,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-19 06:47:17,031 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-19 06:47:17,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:17,365 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-19 06:47:17,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-19 06:47:17,365 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-19 06:47:17,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:17,369 INFO L225 Difference]: With dead ends: 244 [2020-08-19 06:47:17,369 INFO L226 Difference]: Without dead ends: 240 [2020-08-19 06:47:17,371 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 [2020-08-19 06:47:17,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-19 06:47:17,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-19 06:47:17,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-19 06:47:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-19 06:47:17,395 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-19 06:47:17,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:17,395 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-19 06:47:17,396 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 06:47:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-19 06:47:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-19 06:47:17,402 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:17,402 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:17,403 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-19 06:47:17,403 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:17,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:17,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-19 06:47:17,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:17,404 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [343682351] [2020-08-19 06:47:17,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 06:47:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-19 06:47:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 06:47:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:17,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-19 06:47:18,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [343682351] [2020-08-19 06:47:18,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:18,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 06:47:18,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368114912] [2020-08-19 06:47:18,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 06:47:18,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:18,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 06:47:18,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 06:47:18,212 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-19 06:47:18,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:18,478 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-19 06:47:18,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-19 06:47:18,479 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-19 06:47:18,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:18,482 INFO L225 Difference]: With dead ends: 429 [2020-08-19 06:47:18,482 INFO L226 Difference]: Without dead ends: 225 [2020-08-19 06:47:18,484 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-19 06:47:18,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-19 06:47:18,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-19 06:47:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-19 06:47:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-19 06:47:18,500 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-19 06:47:18,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:18,500 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-19 06:47:18,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 06:47:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-19 06:47:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-19 06:47:18,503 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:18,504 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:18,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-19 06:47:18,504 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:18,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:18,505 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-19 06:47:18,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:18,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [21017187] [2020-08-19 06:47:18,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 06:47:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:18,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 06:47:18,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [21017187] [2020-08-19 06:47:18,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:18,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 06:47:18,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714088750] [2020-08-19 06:47:18,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 06:47:18,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:18,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 06:47:18,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:47:18,965 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-19 06:47:19,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:19,470 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-19 06:47:19,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-19 06:47:19,471 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-19 06:47:19,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:19,475 INFO L225 Difference]: With dead ends: 454 [2020-08-19 06:47:19,475 INFO L226 Difference]: Without dead ends: 246 [2020-08-19 06:47:19,478 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-19 06:47:19,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-19 06:47:19,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-19 06:47:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-19 06:47:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-19 06:47:19,497 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-19 06:47:19,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:19,498 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-19 06:47:19,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 06:47:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-19 06:47:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-19 06:47:19,503 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:19,503 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] [2020-08-19 06:47:19,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-19 06:47:19,504 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:19,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:19,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-19 06:47:19,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:19,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1460067895] [2020-08-19 06:47:19,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:19,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-19 06:47:20,318 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1460067895] [2020-08-19 06:47:20,318 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:20,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 06:47:20,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086164845] [2020-08-19 06:47:20,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 06:47:20,320 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:20,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 06:47:20,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:47:20,320 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-19 06:47:20,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:20,711 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-19 06:47:20,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 06:47:20,711 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-19 06:47:20,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:20,718 INFO L225 Difference]: With dead ends: 487 [2020-08-19 06:47:20,718 INFO L226 Difference]: Without dead ends: 483 [2020-08-19 06:47:20,720 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-19 06:47:20,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-19 06:47:20,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-19 06:47:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-19 06:47:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-19 06:47:20,753 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-19 06:47:20,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:20,753 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-19 06:47:20,754 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 06:47:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-19 06:47:20,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-19 06:47:20,763 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:20,764 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 10, 10, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:20,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-19 06:47:20,764 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:20,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:20,764 INFO L82 PathProgramCache]: Analyzing trace with hash 400039386, now seen corresponding path program 7 times [2020-08-19 06:47:20,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:20,765 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [322021591] [2020-08-19 06:47:20,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:20,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 06:47:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-19 06:47:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 308 proven. 1032 refuted. 0 times theorem prover too weak. 4029 trivial. 0 not checked. [2020-08-19 06:47:21,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [322021591] [2020-08-19 06:47:21,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:21,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 06:47:21,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100029528] [2020-08-19 06:47:21,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 06:47:21,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:21,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 06:47:21,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:47:21,982 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-19 06:47:22,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:22,439 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-19 06:47:22,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 06:47:22,440 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 436 [2020-08-19 06:47:22,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:22,451 INFO L225 Difference]: With dead ends: 978 [2020-08-19 06:47:22,451 INFO L226 Difference]: Without dead ends: 529 [2020-08-19 06:47:22,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-19 06:47:22,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-19 06:47:22,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-19 06:47:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-19 06:47:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-19 06:47:22,511 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 436 [2020-08-19 06:47:22,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:22,512 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-19 06:47:22,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 06:47:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-19 06:47:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2020-08-19 06:47:22,536 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:22,536 INFO L422 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 40, 40, 25, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 16, 15, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:22,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-19 06:47:22,537 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:22,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:22,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1006295584, now seen corresponding path program 8 times [2020-08-19 06:47:22,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:22,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [478412951] [2020-08-19 06:47:22,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:22,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:22,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:23,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 13468 backedges. 1109 proven. 2410 refuted. 0 times theorem prover too weak. 9949 trivial. 0 not checked. [2020-08-19 06:47:24,838 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [478412951] [2020-08-19 06:47:24,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:24,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 06:47:24,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178414695] [2020-08-19 06:47:24,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 06:47:24,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:24,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 06:47:24,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-08-19 06:47:24,840 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 20 states. [2020-08-19 06:47:26,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:26,171 INFO L93 Difference]: Finished difference Result 798 states and 1330 transitions. [2020-08-19 06:47:26,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-08-19 06:47:26,173 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 681 [2020-08-19 06:47:26,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:26,178 INFO L225 Difference]: With dead ends: 798 [2020-08-19 06:47:26,179 INFO L226 Difference]: Without dead ends: 238 [2020-08-19 06:47:26,184 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=382, Invalid=2480, Unknown=0, NotChecked=0, Total=2862 [2020-08-19 06:47:26,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-08-19 06:47:26,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 177. [2020-08-19 06:47:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-08-19 06:47:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 252 transitions. [2020-08-19 06:47:26,199 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 252 transitions. Word has length 681 [2020-08-19 06:47:26,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:26,200 INFO L479 AbstractCegarLoop]: Abstraction has 177 states and 252 transitions. [2020-08-19 06:47:26,200 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 06:47:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 252 transitions. [2020-08-19 06:47:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-19 06:47:26,206 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:26,207 INFO L422 BasicCegarLoop]: trace histogram [55, 55, 54, 54, 44, 44, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 17, 17, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:26,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-19 06:47:26,207 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:26,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:26,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 9 times [2020-08-19 06:47:26,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:26,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744949964] [2020-08-19 06:47:26,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:26,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:26,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 06:47:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:27,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-19 06:47:28,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744949964] [2020-08-19 06:47:28,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:28,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 06:47:28,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472014129] [2020-08-19 06:47:28,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 06:47:28,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:28,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 06:47:28,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-19 06:47:28,677 INFO L87 Difference]: Start difference. First operand 177 states and 252 transitions. Second operand 14 states. [2020-08-19 06:47:29,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:29,112 INFO L93 Difference]: Finished difference Result 508 states and 822 transitions. [2020-08-19 06:47:29,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 06:47:29,113 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-19 06:47:29,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:29,123 INFO L225 Difference]: With dead ends: 508 [2020-08-19 06:47:29,124 INFO L226 Difference]: Without dead ends: 504 [2020-08-19 06:47:29,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-19 06:47:29,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2020-08-19 06:47:29,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 455. [2020-08-19 06:47:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2020-08-19 06:47:29,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 737 transitions. [2020-08-19 06:47:29,162 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 737 transitions. Word has length 749 [2020-08-19 06:47:29,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:29,163 INFO L479 AbstractCegarLoop]: Abstraction has 455 states and 737 transitions. [2020-08-19 06:47:29,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 06:47:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 737 transitions. [2020-08-19 06:47:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-19 06:47:29,176 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:29,177 INFO L422 BasicCegarLoop]: trace histogram [68, 68, 67, 67, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:29,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-19 06:47:29,177 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:29,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:29,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1329713436, now seen corresponding path program 10 times [2020-08-19 06:47:29,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:29,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83319360] [2020-08-19 06:47:29,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:29,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:29,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:30,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 06:47:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-19 06:47:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:31,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25228 backedges. 1608 proven. 3283 refuted. 0 times theorem prover too weak. 20337 trivial. 0 not checked. [2020-08-19 06:47:32,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83319360] [2020-08-19 06:47:32,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:32,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 06:47:32,541 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879577232] [2020-08-19 06:47:32,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 06:47:32,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:32,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 06:47:32,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 06:47:32,542 INFO L87 Difference]: Start difference. First operand 455 states and 737 transitions. Second operand 20 states. [2020-08-19 06:47:33,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:33,600 INFO L93 Difference]: Finished difference Result 1056 states and 1875 transitions. [2020-08-19 06:47:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-19 06:47:33,601 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 926 [2020-08-19 06:47:33,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:33,614 INFO L225 Difference]: With dead ends: 1056 [2020-08-19 06:47:33,615 INFO L226 Difference]: Without dead ends: 615 [2020-08-19 06:47:33,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-19 06:47:33,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2020-08-19 06:47:33,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 577. [2020-08-19 06:47:33,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2020-08-19 06:47:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 911 transitions. [2020-08-19 06:47:33,679 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 911 transitions. Word has length 926 [2020-08-19 06:47:33,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:33,680 INFO L479 AbstractCegarLoop]: Abstraction has 577 states and 911 transitions. [2020-08-19 06:47:33,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 06:47:33,681 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 911 transitions. [2020-08-19 06:47:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-19 06:47:33,694 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:33,695 INFO L422 BasicCegarLoop]: trace histogram [90, 90, 87, 87, 72, 71, 45, 45, 45, 45, 45, 45, 45, 43, 43, 43, 43, 43, 43, 43, 29, 26, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:33,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-19 06:47:33,695 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:33,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:33,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1219901515, now seen corresponding path program 11 times [2020-08-19 06:47:33,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:33,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [726808542] [2020-08-19 06:47:33,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:34,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:34,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:35,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 06:47:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:36,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-19 06:47:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 43597 backedges. 2081 proven. 5366 refuted. 0 times theorem prover too weak. 36150 trivial. 0 not checked. [2020-08-19 06:47:38,291 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [726808542] [2020-08-19 06:47:38,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:38,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-19 06:47:38,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667674681] [2020-08-19 06:47:38,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-19 06:47:38,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:38,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-19 06:47:38,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-19 06:47:38,294 INFO L87 Difference]: Start difference. First operand 577 states and 911 transitions. Second operand 22 states. [2020-08-19 06:47:39,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:39,927 INFO L93 Difference]: Finished difference Result 1354 states and 2396 transitions. [2020-08-19 06:47:39,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-08-19 06:47:39,928 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1212 [2020-08-19 06:47:39,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:39,942 INFO L225 Difference]: With dead ends: 1354 [2020-08-19 06:47:39,942 INFO L226 Difference]: Without dead ends: 781 [2020-08-19 06:47:39,950 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 875 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=423, Invalid=2883, Unknown=0, NotChecked=0, Total=3306 [2020-08-19 06:47:39,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781 states. [2020-08-19 06:47:39,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781 to 621. [2020-08-19 06:47:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-08-19 06:47:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 939 transitions. [2020-08-19 06:47:39,997 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 939 transitions. Word has length 1212 [2020-08-19 06:47:39,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:39,998 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 939 transitions. [2020-08-19 06:47:39,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-19 06:47:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 939 transitions. [2020-08-19 06:47:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2020-08-19 06:47:40,012 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:40,012 INFO L422 BasicCegarLoop]: trace histogram [84, 84, 81, 81, 67, 66, 42, 42, 42, 42, 42, 42, 42, 40, 40, 40, 40, 40, 40, 40, 27, 24, 17, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:40,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-19 06:47:40,013 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:40,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:40,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1063832891, now seen corresponding path program 12 times [2020-08-19 06:47:40,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:40,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1703929988] [2020-08-19 06:47:40,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:40,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:40,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:40,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:40,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 06:47:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:41,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-08-19 06:47:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 06:47:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:42,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 37824 backedges. 2595 proven. 4934 refuted. 0 times theorem prover too weak. 30295 trivial. 0 not checked. [2020-08-19 06:47:43,645 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1703929988] [2020-08-19 06:47:43,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:43,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-08-19 06:47:43,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481351373] [2020-08-19 06:47:43,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-08-19 06:47:43,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:43,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-08-19 06:47:43,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2020-08-19 06:47:43,647 INFO L87 Difference]: Start difference. First operand 621 states and 939 transitions. Second operand 25 states. [2020-08-19 06:47:45,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:45,229 INFO L93 Difference]: Finished difference Result 1480 states and 2532 transitions. [2020-08-19 06:47:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-08-19 06:47:45,234 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1130 [2020-08-19 06:47:45,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:45,248 INFO L225 Difference]: With dead ends: 1480 [2020-08-19 06:47:45,248 INFO L226 Difference]: Without dead ends: 881 [2020-08-19 06:47:45,254 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=330, Invalid=2220, Unknown=0, NotChecked=0, Total=2550 [2020-08-19 06:47:45,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2020-08-19 06:47:45,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 763. [2020-08-19 06:47:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 763 states. [2020-08-19 06:47:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 1272 transitions. [2020-08-19 06:47:45,316 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 1272 transitions. Word has length 1130 [2020-08-19 06:47:45,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:45,317 INFO L479 AbstractCegarLoop]: Abstraction has 763 states and 1272 transitions. [2020-08-19 06:47:45,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-08-19 06:47:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1272 transitions. [2020-08-19 06:47:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2276 [2020-08-19 06:47:45,361 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:45,362 INFO L422 BasicCegarLoop]: trace histogram [176, 176, 157, 157, 138, 132, 88, 88, 88, 88, 88, 88, 88, 78, 78, 78, 78, 78, 78, 78, 60, 44, 38, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:45,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-19 06:47:45,362 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:45,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:45,363 INFO L82 PathProgramCache]: Analyzing trace with hash 440065833, now seen corresponding path program 13 times [2020-08-19 06:47:45,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:45,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [190171950] [2020-08-19 06:47:45,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:46,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:46,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:47,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:47,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2020-08-19 06:47:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-19 06:47:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:48,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 936 [2020-08-19 06:47:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:49,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-19 06:47:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-08-19 06:47:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-08-19 06:47:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:50,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2020-08-19 06:47:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:51,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 156007 backedges. 12593 proven. 21012 refuted. 0 times theorem prover too weak. 122402 trivial. 0 not checked. [2020-08-19 06:47:56,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [190171950] [2020-08-19 06:47:56,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:47:56,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-08-19 06:47:56,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887002458] [2020-08-19 06:47:56,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-08-19 06:47:56,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:47:56,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-08-19 06:47:56,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=566, Unknown=0, NotChecked=0, Total=650 [2020-08-19 06:47:56,062 INFO L87 Difference]: Start difference. First operand 763 states and 1272 transitions. Second operand 26 states. [2020-08-19 06:47:57,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:47:57,478 INFO L93 Difference]: Finished difference Result 1718 states and 3108 transitions. [2020-08-19 06:47:57,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-19 06:47:57,479 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 2275 [2020-08-19 06:47:57,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:47:57,492 INFO L225 Difference]: With dead ends: 1718 [2020-08-19 06:47:57,492 INFO L226 Difference]: Without dead ends: 977 [2020-08-19 06:47:57,501 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 759 GetRequests, 699 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=511, Invalid=3271, Unknown=0, NotChecked=0, Total=3782 [2020-08-19 06:47:57,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-08-19 06:47:57,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 850. [2020-08-19 06:47:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 850 states. [2020-08-19 06:47:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 850 states and 1375 transitions. [2020-08-19 06:47:57,565 INFO L78 Accepts]: Start accepts. Automaton has 850 states and 1375 transitions. Word has length 2275 [2020-08-19 06:47:57,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:47:57,567 INFO L479 AbstractCegarLoop]: Abstraction has 850 states and 1375 transitions. [2020-08-19 06:47:57,567 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-08-19 06:47:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1375 transitions. [2020-08-19 06:47:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2020-08-19 06:47:57,581 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:47:57,581 INFO L422 BasicCegarLoop]: trace histogram [82, 82, 79, 79, 65, 65, 41, 41, 41, 41, 41, 41, 41, 39, 39, 39, 39, 39, 39, 39, 26, 24, 17, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:47:57,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-19 06:47:57,582 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:47:57,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:47:57,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1831114295, now seen corresponding path program 14 times [2020-08-19 06:47:57,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:47:57,583 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2079576704] [2020-08-19 06:47:57,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:47:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:47:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:58,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 06:47:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:58,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 06:47:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 06:47:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:47:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:47:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:47:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:47:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:47:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:47:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:47:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:47:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:48:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:48:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:48:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:48:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-08-19 06:48:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:48:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:48:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 06:48:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:48:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:48:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 06:48:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 06:48:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 06:48:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 06:48:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:00,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 06:48:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:48:01,438 INFO L134 CoverageAnalysis]: Checked inductivity of 36012 backedges. 3033 proven. 5267 refuted. 0 times theorem prover too weak. 27712 trivial. 0 not checked. [2020-08-19 06:48:01,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2079576704] [2020-08-19 06:48:01,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:48:01,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-08-19 06:48:01,439 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130070522] [2020-08-19 06:48:01,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-08-19 06:48:01,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:48:01,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-08-19 06:48:01,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=604, Unknown=0, NotChecked=0, Total=702 [2020-08-19 06:48:01,441 INFO L87 Difference]: Start difference. First operand 850 states and 1375 transitions. Second operand 27 states.